trial penang spm 2013 physics k2 k3 [scan]

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Nama : PHYSICS Paper 2 September 21/z hours MAJLIS PENGETUA SEKOLAH MENENGAH (CAWANGAN PULAU PINANG) MODUL LATIHAN BERFOKUS SPM 2013 Tingkatan : 4531t2 JANGAN BUKA KERTAS SOALAN IN SEHINGGA DIBERITAHU 1. Tuliskan nama dan tingkatan anda pada ruang yang disediakan. Kertas soalan ini adalah dalam dwibahasa. Soalan adalah dalam bahasa Melayu dan bahasa lnggeris. Calon dibenarkan menjawab keseluruhan atau sebahagian soalan sama ada dalam bahasa Melayu atau bahasa lnggeris. www. mvschoolchildren.com 2. a 1 4. Kod Pemeriksa Bahagian Soalan Markah Penuh Markah Diperoleh A 1 4 2 5 3 6 4 7 5 8 6 I 7 10 I 12 B I 20 10 20 C 11 20 12 20 JUMLAH Kertas soalan ini mengandungi 38 halaman bercetak. more examination papers at : www.myschoolchildren.com

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Page 1: Trial Penang SPM 2013 PHYSICS K2 K3 [SCAN]

7/27/2019 Trial Penang SPM 2013 PHYSICS K2 K3 [SCAN]

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Nama :

PHYSICS

Paper 2September21/z hours

MAJLIS PENGETUA SEKOLAH MENENGAH

(CAWANGAN PULAU PINANG)

MODUL LATIHAN BERFOKUS SPM 2013

Tingkatan :

4531t2

JANGAN BUKA KERTAS SOALAN IN! SEHINGGA DIBERITAHU

1. Tuliskan nama dan tingkatan anda pada ruangyang disediakan.

Kertas soalan ini adalah dalam dwibahasa.

Soalan adalah dalam bahasa Melayu danbahasa lnggeris.

Calon dibenarkan menjawab keseluruhan atausebahagian soalan sama ada dalam bahasaMelayu atau bahasa lnggeris.

www. mvschoolchildren.com

2.

a

1

4.

Kod Pemeriksa

Bahagian SoalanMarkahPenuh

MarkahDiperoleh

A

1 4

2 5

3 6

4 7

5 8

6 I

7 10

I 12

B I 20

10 20

C

11 20

12 20

JUMLAH

Kertas soalan ini mengandungi 38 halaman bercetak.

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Page 2: Trial Penang SPM 2013 PHYSICS K2 K3 [SCAN]

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3

The following information may be useful.The symbols have their usual meaning.

v-u1. a =-t2. r/=u2 + 2as

3. s =Ltt+ !u(2

4. Momentum = mv

5. F=ma

6. Kinetic energy = ! rr/z

7. Gravitational potential energy = mgh

8. Elastic potential energy = Y, Fx

9. Power =Energ)"

time

10. o= L,V

11. Pressure, p = F/A

12. Pressure,p=hpg

13. Heat, Q=mc?

14. Heat, Q=ml

15. PrVr = PzVz

16. n - sini

sln rPV

17.-

= constantT

18. E = mc2

19. v = fA

22. Q=lt

23. V=lRNs Vs

24. =Np vp

25. Power,P=VI

26. g=10mg2

27. Speed of light,

c = 3 x 108 ms-'

4531t2

11120. -=-

+

Juv

21. A= %D

4531/2 [Lihat halaman sebelah

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Page 3: Trial Penang SPM 2013 PHYSICS K2 K3 [SCAN]

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44531/,2

Maktumat berikut mungkin berfaedah. simbor-simbot mempunyai makna yang biasa'

v-u 22. Q=lf1. a=-

t

2. rf=u' + 2as 23' V=lR

laVs

3. s =ut+lre 24' Np= W

4. Momentum = mv 25' Kuasa' P = Vl

S. F=ma 26' 9=10ms-2

| . 27li,?iilt?3,,. Tenaga kinetik = ,'n

7 . Tenaga keuPaYaan gravili = mgh

8. Tenaga keuPaYaan kenYal = Y"Fx

g. Kuasa =Tenaga

masa

m10. p= v11. Tekanan,P = F/A

12. Tekanan,P=hng

13. Haba,Q= mc9

14. Haba,Q=ml

15. PrVr = PzVz

sin i

16. n =-sln rPY

17. !_J--=pemalarI

18. E = mcz

19. v = fA

11120.

-- =- +

Juvax

21. O=O

453112

[Lihat halaman sebelah

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Page 4: Trial Penang SPM 2013 PHYSICS K2 K3 [SCAN]

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5

Section A

Bahagian A

[ 60 marks ]

[ 60 markah ]

Answer all questions in this section.

Jawab semua soalan dalam bahagian ini.

4531t2

1. Diagram 1 shows a student taking the reading of a thermometer at different positions,

P, Q and R.

Rajah

Imenunjukkan

seorangpelajar

sedang mengambil bacaan bagi sebatangtermometer pada kedudukan yang berbeza iaitu P, Q dan R.

Diagram 1

Rajah 1

(a) What is the smallest division of the scale of the thermometer?

Berapakah nilai untuk satu sengatan terkecil bagi termometer itu?

[1 mark]

[1markah]

o

453u2 [Lihat halaman sebelah

Forexaminer'.s

Use

1(a)

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Page 5: Trial Penang SPM 2013 PHYSICS K2 K3 [SCAN]

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4531t2

(b) What is the correct position for the student to take the reading of the

thermometer? Tick (r/) tne correct answer in the box provided.

Kedudukan yang manakah merupakan kedudukan yang betul untuk pelajar

itu mengambit bacaan.? Tanda (l ) lawapan yang betut dalam petak yang

disediakan.

[1 mark]

[1 markah]

(c) What is the reading of the thermometer if it is taken at the position that you have

ticked in 1 (b) ?

Apakah bacaan termometer sekiranya bacaan itu diambil pada kedudukan yang

anda telah tandakan pada 1(b) ?

[1 mark]

[1 markah]

(d) What is the type of physical quantitiy for temperature?

Tick ( { ) the correct answer in the box provided.

Apakah jenis kuantiti fizik bagi suhu?Tandakan ( 4 ) lawapan yang betut datam petak yang disediakan.

Scalar quantity

Kuantiti skalar

Vector quantity

Kuantiti vektor

[1 mark]

[1 markah]

E[]

453u2 [Lihat halaman sebelah

Forexaminer's

Use

1(b)

m

1(c)

m

Total

m

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Page 6: Trial Penang SPM 2013 PHYSICS K2 K3 [SCAN]

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4531/t

2. Diagram 2 shows a momentum against time graph of an object of mass 0.050 l<g.

Raiah 2 menuniukkan graf momentum melawan masa bagi jisim 0.050 kg.

Momentum / kgms-1

2.5

Diagram 2

Rajah 2

time / s

masa/s

What is the meaning of momentum?

Apakah maksud momentum?

[1 mark]

[1 markah]

(b) Use the information of the graph in Diagram 2 ta determine the speed of tht;

object at t = 2.5 s.

Dengan menggunakan maklumat graf pada Rajah 2, hitungkan kelajuan objek

padat=2.5s.

12 marksl

[2 markah]

(c) What does the gradient of the graph represent?

Apakah yang diwakili oleh kecerunan graf?

[1 markl

[1 markahl

(a)

?(a)

li

453u2 [Lihat halaman sehrlalr

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Page 7: Trial Penang SPM 2013 PHYSICS K2 K3 [SCAN]

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8 4531t2

(d) Sketch another graph on the same axes in Diagram 2 for this object if a

smaller resultant force acts on the object.

Lakarkan satu graf lagi pada paksi-paksi yang sama di Rajah 2 untuk

obiek ini jika safu daya paduan yang lebih kecil bertindak ke afas objek.

[1 mark]

[1 markah]

3. Diagram 3 shows a ray of light passing into a diamond.

[Refractive index of diamond = 2.421

Rajah 3 menunjukkan satu sinar cahaya melalui intan.

flndeksbiasan intan

=2.421

Diagram 3

Rajah 3

(a) Calculate the critical angle of the diamond.

Hitung sudut genting bagi intan.

[2 marks]

[2 markah]

80

40"/

/

4s3u2 [Lihat halaman sebelah

Forexaminer's

Use

2(d)

mTotal

[=ll'l

3(a)

m

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Page 8: Trial Penang SPM 2013 PHYSICS K2 K3 [SCAN]

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453112

(b) Complete the path of the light ray in the diamond until it finally emerges from

the diamond.

Lengkapkan lintasan stna r cahaya dalam intan sehingga cahaya itu

akhirnya keluar dari intan itu.

[2 marks]

[2 markah]

(c) Name the phenomenon involved in Diagram 3.

Namakan fenomena yang terlibat pada Rajah 3.

[1 mark]

[1 markah]

(d) Name one application that is related to the phenomenon as stated in 3(c).

Nyatakan satu aplikasi yang berkaitan dengan fenomena yang

dinyatakan pada 3(c).

[1 mark]

[1 markah]

4. Diagram 4.1 shows a wave form of an electrical source obtained from a signal

generator connected to the Y-input of a CRO.

Rajah 4.1 menunjukkan bentuk gelombang suatu punca elektrik yang dihasilkan

oleh penjana isyarat yang disambungkan ke input-y OSK.

Below are the settings on the CRO.

Pelarasan OSK ditunjukkan di bawah.

Y-gainsetting=3V/div

Gandaan -Y = 3V / bah

Timebase setting = 5 ms / div

453u2

Dasar masa =5ms/bah

[Lihat halaman sebelah

Forexaminer's

Use

3(b)

3(c/

[E3(d)

[ETotal

[E

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Page 9: Trial Penang SPM 2013 PHYSICS K2 K3 [SCAN]

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10

lr

l'I i^t'

"'/|-l- if t" t J-l

ti.--r -1. )

\t/ 1

-i-railiil:

itii:lr

il/\l

h7,]iiiI iiit', i.-+-l-'11

\

'j

1\r-t

I

---t -

j

II

L

!

-"i-"i-'

Switch/Sals

oBrightnessrXecerahan

oFocus, Fokus

othift I Scsar

oo*--tv

Volt per divisionvolt / div TimsP8rdiYisim

Ittl3.0 0"5 0, t 0.01

brq..m. .m..2.0 0. t r.0 5Y- Gain / eandaan-Y

Diagram 4.1

Rajah 4.1

(a) Determine the nnaximum voltage of the electrical source.

Tentukan voltan maksimurn punca elektrik.

(b) Determine the frequency of the electrical source.

Te ntu kan frekuen si pu nca elektri k.

[2 marks]

[2 markah]

[2 marks]

[2 markah]

453y2 [Lihat halaman sebelah

4531t2For

examiner's

Use

4(a)

[E4(b)

E

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Page 10: Trial Penang SPM 2013 PHYSICS K2 K3 [SCAN]

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(c)

11 453112

Diagram 4.2 shows the electrical source in a circuit containing an electronic

component X, a load R and a CRO display.

Rajah 4.2 menunjukkan punca elektrik dalam litar yang mempunyai

komponen X, beban R dan paparan OSK.

Y

-inputinput -y

Diagram 4.2

Rajah 4.2

Name the process involved which is related to this circuit.

Namakan proses yang terlibat dalam litar diafas.

[1 mark]

[1 markah]

(d) (i) Another electronic component can be added to smoothen the above

wave form of the signal. Name the electronic component.

Safu lagi komponen elektronik boleh ditambah untuk melicinkan bentuk

isyarat gelombang di atas. Namakan komponen elektronik tersebut.

[1 mark]

[1 markah]

Sketch the smoothened wave form on Diagram 4"3.

Lakarkan bentuk gelombang yang dilicinkan pada Rajah 4.3.

[1 mark]

[1 markah]

453u2

(ii)

fl,ihat halaman sebelah

Forexaminer's

Use

4(c)

[E

4(dxi)

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Page 11: Trial Penang SPM 2013 PHYSICS K2 K3 [SCAN]

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453112

Diagram 4.3

Rajah 4.3

5. Diagram 5.1 shows the situation of a paper strip in front of a fan rotating at low

speed. Diagram 5.2 shows the situation of a paper strip in front of a fan rotating at

high sPeed.

Rajah 5.1 menuniukkan situasi ialur kertas di hadapan kipas yang sedang

berputar pada ketaiuan yang rendah'

Rajah 5.2 menuniukkan situasi ialur kertas di hadapan kipas yang

berputar pada kelajuan yang tinggi'

12For

examiner's

Use

m

Total

[E

Diagram 5.1

Raiah 5.1

Diagram 5.2

Rajah5.2

iB*ifl

ffiffi

,@imr*i@l*

[@

Paper strip

Jalur kertas

453112[Lihat halaman sebelah

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Page 12: Trial Penang SPM 2013 PHYSICS K2 K3 [SCAN]

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13

What is the meaning of pressure?

Apakah yang dimaksudkan dengan tekanan?

Based on Diagram 5.1 and Diagram 5.2,

Berdasarkan Rajah 5.1 dan Rajah 5.2,

(i) Compare the positron of the paper strip in both diagrams.

Bandingkan kedudukan jalur kertas pada kedua-dua rajah"

Compare the speed of the air in both diagrams.Bandingkan kelajuan udara pada kedua-dua rajah.

(iii) Compare the pressure above and below the paper strip when air

is blown.

Bandingkan tekanan di bahagian atas dan di bahagian bawah

jalur kertas apabila udara ditiup.

4s31t2

(a)

[1 mark]

[1 markah]

(b)

[1 mark]

[1 markah]

(ii)

[1 mark]

[1 markah]

['l rnark]

11 markahl

4s3U2 [Lihat halaman sebekrXr

l;'t t rexamincr',s

I J,s't

5(a)

l,-]L_- t 1l

511:1(il

Ii,d

5(b)(i)

5(bxii,)

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Page 13: Trial Penang SPM 2013 PHYSICS K2 K3 [SCAN]

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(iv)

14 4531t2

State the relationship between the speed of the air and the pressure of the air.

Nyatakan hubungan di antara halaju udara dengan tekanan udara.

[1 mark]

[1 markah]

(c) Mark the direction of force, F due to the difference in air pressures acting on the

paper strip in Diagram 5.2.

Tandakan arah daya, F yang disebabkan oleh perbezaan tekanan udara yang

bertindak ke afas jalur kertas pada Rajah 5.2.

[1 mark]

[1 markah]

(d) State the principle involved in this situation.

Nyatakan prinsip yang terlibat dalam sifuasi di atas.

Forexaminer's

Use

5(c,)

m

5(d,)

[-

5(e)

mTotal

E

[1 mark]

[1 markah]

(e) Give one application of the above principle.

Berikan satu aplikasi bagi prinsip di atas.

[1 mark]

[1 markah]

453u2 [Lihat halaman sebelah

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Page 14: Trial Penang SPM 2013 PHYSICS K2 K3 [SCAN]

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15 4531t2

6. Diagram 6.1 shows a circuit containing a dry cetl, a switch, an ammeter, a voltmeter

and a bulb. Diagram 6.2 shows a new circuit for Diagram 6.1 when an identical bulb is

added to the circuit.

Raiah 6.1 menunjukkan satu litar yang mengandungi satu sel kering, suis, ammeter,

voltmeter dan mentol. Rajah 6.2 menunjukkan satu litaryang baru untuk Rajah 6.1

apabila satu lagi mentol yang serupa ditambah kepadanya.

dry cell dry cell

sel keringel kering

ammeter ammeter

bulb

mentol

Diagram 6.1

Rajah 6.1

Diagram 6.2

Rajah 6.2

(a) (i) What is the physical quantity measured by the voltmeter?

Apakah kuantiti fizikal yang diukur oleh voltmeter?

[1 mark]

[1 markah]

(ii) Compare the reading of the voltmeters in Diagram 6.1 and Diagram 6.2.

Bandingkan bacaan voltmeter dalam Rajah 6.1 dan Rajah 6.2.

[1 mark]

[1 markah]

voltmeter

switch

voltmeter

mentol

4s3u2 [Lihat halaman sebelah

For

exominer's

Use

6(aXr)

6(a)( ii)

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Page 15: Trial Penang SPM 2013 PHYSICS K2 K3 [SCAN]

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(iii)

16 4531t2

compare the brightness of the burbs in Diagram 6.1 and Diagram 6.2.

Bandingkan kecerahan mentor dalam Rajah 6.1 dan Rajah 6.2.

Forexaminer's

Use

6(aXiii)

m

6(a)(iv,)

[1 mark]

[1 markah]

(iv) Compare the reading of the ammeters in Diagram 6.1 and Diagram 6.2.

Bandingkan bacaan ammeter daram Rajah 6.1 dan Rajah 6.2.

[1 mark]

[1 markah]

(b) Based on your answers in 6(a)(ii)and 6(a)(iv), state the relationship

between the ammeter reading and the voltmeter reading.

Berdasarkan iawapan anda di 6(a)(ii) dan 6 (a)(iv,) nyatakan hubungan di

antara bacaan ammeter dan bacaan voltmeter.

[1 mark]

[1 markah]

453U2 [Lihat halaman sebelah

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Page 16: Trial Penang SPM 2013 PHYSICS K2 K3 [SCAN]

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17

(c) The switch, the ammeter and the bulb are removed from the circuit in

Diagram 6.1 .

Suis, ammeter dan mentol dialihkan daripada litar dalam Rajah 6.1.

(i) What happens to the reading of the voltmeter?

Apa terjadi kepada bacaan voltmeter?

4531t2For

examiner't

Use

6(cXi/

6(c)(ii)

Total

m

[1 mark]

[1 markah]

(ii) Explain your answer in 6 (c)(i).

Terangkan jawapan anda di 6(c)(i).

[2 marks]

[2 markah]

453u2 [Lihat halaman sebelah

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Page 17: Trial Penang SPM 2013 PHYSICS K2 K3 [SCAN]

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18 4531t2

7. Diagram 7 shows a tyre of a car that is used to travel from Kuala Lumpur to

Kuala Terengganu.

Raiah 7 menuniukkan sebiii tayar kereta yang digunakan untuk perjatanan dari

Kuala Lumpur ke Kuala Terengganu.

Diagram 7

Rajah 7

After the Iong journey,

Se/epas perjalanan yang jauh itu,

(i) what happens to the temperature of the air in the tyre?

apakah yang berlaku kepada suhu udara di dalam tayar?

[1 mark]

[1 markah]

state one other physical quantity of the air that will also change.

nyatakan satu lagi kuantiti fizik udara itu yang akan turut berubah.

(a)

(ii)

7 (a)(t)

7 (a)(ti)

[1 mark]

[1 markah]

453u2 fl-ihat halaman sebelah

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19

Based on the answers in 7(a) (i) and 7(a) (ii),

Berdasarkan jawapan dalam 7(a) (i) dan T(a)

terlibat.

name the gas law involved.

(ii), namakan hukum gas yang

4531t2

(b)For

examiner's

Use

l=l=l=!<lctlc)l::tlololc,l=I:lo-loIPlc,lol=

7 (c)

[E

7 (b)

markl

markahl

(c) Before the long journey, the driver checked the air pressure of his car tyres.

The air pressure of one tyre was 200 kPa at a of temperature 270C. After the

journey, the air pressure of the tyre was found to have increased to 230 kPa.

what is the temperature of the air in the tyre after the journey?

[Assume the volume of the tyre is constant]

Sebelum memulakan perjalanan yang jauh itu, pemandu kereta telah memeriksa

tekanan udara sebiji tayar keretanya. Tekanan udara tayar adalah 200 kPa pada

suhu 270C. Se/epas perjatanan tersebut, tekanan udara dalam tayar

didapati meningkat ke 230 kPa. Berapakah suhu udara se/epas

perjalanan tersebut? [Anggapkan isipadu tayar adalah tetap]

[3 marks]

[3 markah]

t1

fi

453u2 [Lihat halaman sebelah

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20 4591t2

(d) The tyre in Diagram 7 is not suitabte to be used on a muddy road. Suggest

modifications to be done based on the characteristics given.

Tayar di dalam Raiah 7 tidak sesuai untuk digunakan di atas jatan berlumpur.

Cadangkan pengubahsuaian yang perlu dilakukan berdasarkan ciri-ciri

yang diberikan.

(i) Surface area of the tyre

Luas permukaan tayar

[1 mark]

[1 markah]

Reason

Sebab

[1 mark]

[1 markah]

The track of the tyre

Alur pada tayar

[1 mark]

[1 markah]

Reason

Sebab

[1 mark]

[1 markah]

(ii)

(iii)

(iv)

4s3u2 [Lihat halaman sebelah

Forexaminer's

Use

7(dXr)

7(dxi,

7(dxiii )

7 (d)(iv)

Total

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4531t2

B. Diagram 8.1 shows a method which is used to detect leakage of pipes laid

underground. A little radioisotope substance is dissolved in the water that flows in

the pipes. A Geiger Muller tube which is connected to a ratemeter is then moved

over the pipes according to the layout plan of the underground pipes.

Raiah 8.1 menuniukkan kaedah yang digunakan untuk mengesan kebocoran paip

bawah tanah. Sedikit bahan radioisotop ditarutkan ke dalam air yang mengalir dalam

paip. Kemudian satu tiub Geiger Muller yang disambungkan kepada meter kadar

digerakkan di atas permukaan tanah mengikut pelan laluan paip bawah tanah itu.

21

to ratemeterke meter kadar

Geiger Muller tubeTiub Geiger Muller

Underground water pipePaip bawah tanah

llii,lit';ill,.itiiliitii,

Diagram 8.1

Rajah 8.1

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Forexaminer

Use

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22

Table 8.1 shows the readings of the ratemeter at clifferent locations.

Jadual 8.1 menuniukkan bacaan meter kadar pada kedudukan yang berlainan.

4531t2

Location of Geiger

Muller tube

Kedudukan Tiub

Geiger Muller

A B c D E F

Reading of the

ratemeter / counts per

minute

Bacaan meter kadar /Bilangan seminit

300 295 284 372 290 216

Table 8.1

Jadual 8.1

(a) What is meant by radioisotope?

Apakah yang dimaksudkan dengan radioisotop?

[1 mark]

[1 markah]

(b) Based on Table 8.1, state the location on the pipe where the leakage takes

place. State a reason for your answer.

Berdasarkan Jadual 8.1, nyatakan kedudukan pada paip di mana kebocoran

berlaku. Berikan safu sebab bagi jawapan anda.

[2 marks]

[2 markah]

453u2 [Lihat halaman sebelah

Forexaminer's

Use

8(a)

tE

8(b)

m

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23 4531t2

(c) Table 8.2 shows the times taken for radioisotopes of Sodiu m-24, Cobalt-60 and

Radium-226to decay to 12.5% from their initial activities and the type of radiation.

Jadual 8.2 menunjukkan masa yang diambil bagi radioisotop Natrium-24, Kobalt-

60 dan Radium-226 berkurang menjadi 12.5% daripada keaktifan asal dan jenissinaran.

Radioisotope

Radioisotop

Time taken to decay to

12.5%

Masa yang diambil untuk

berkurang menjadi 1 2.5%

Type of radiation

Jenis sinaran

Sodium -24

Natrium-24

45 hours

45 jam

Beta

Beta

Cobalt-60

Kobalt-60

15.9 years

15.9 tahun

Gamma

Gamma

Radium-226

Radium-226

4860 years

4BOA bhun

Alpha

Alfa

Table 8.2

Jadual 8.2

Based on Table 8.2,

Berdasarkan Jadual 8.2,

(i) Write the decay equation for Radium-226 ('33 n, ) if it decays to

Radon ( '?lf Rn ).

Tuliskan persamaan reputan bagi Radium-226 ( '?2 R, ) jika ia mereput

menjadi Radon ('?ll Rn ).

[2 marks]

[2 markah]

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Forexaminer

Use

8(c)(i)

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24

(ii) calculate the half life for every radioisotope.

hitungkan separuh hayat bagi setiap radioisotop.

453112

[4 marks]

[4 markah]

(d) Based on your answer in 8(c) (ii) and Table 8.2, suggest the suitable radioisotope

that can be used to detect the leakages of pipes.

Give two reasons for your answer.

Berdasarkan jawapan anda di B(c) (ii) dan Jadual 8.2, cadangkan radioisotop

yang sesuai digunakan untuk mengesan kebocoran paip.

Berikan dua sebab bagi jawapan anda.

Forexaminer's

Use

Total

8(cXii)

8(d,)

[3 marks]

[3 markah]

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25 4s31t2

Section B

Bahagian B

[ 20 marks ]

[ 20 markah ]

9. Diagram 9.1 and Diagram 9.2 show two types of metal blocks of the same mass

being heated using the same quantity of heat for 10 minutes.

Raiah 9.1 dan Raiah 9.2 menunjukkan dua jenis bongkah logam yang sama jisim,

dipanaskan dengan kuantiti haba yang sama selama 10 minit.

ThermometerTermometer

Silver blockSpecific heat capacitY,

c = 235 J kg-' oC-'

Bonglcah perak

Muatan haba tentu,

c = 235 J kgt "a-'

Diagram 9.1

Rajah 9.1

HeaterPemanas Thermometer

Terrnometer

Copper block

Specific heat capacitY,

c = 387 J kg-toc-r

Bongkah kuprum

Muatan lruba tenfii,

c = 387 J kg-t oc-r.

Diagram 9.2Rajah 9.2

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26

(a) What is meant by specific heat capacity?

Apakah maksud muatan haba tentu?

4531t2

[1 mark]

[1 markah]

(b) Based on Diagram 9.1 and Diagram 9.2 ,

Berdasarkan Rajah 9.1 dan 9.2,

(i) cornpare the reading of the thermometers.

bandingkan bacaan termometer

[1 mark]

[1 markah]

(ii) compare the specific heat capacity of the metal blocks.

bandingkan muatan haba tentu bongkah logam.

[1 mark]

[1 markahl

(iii) compare the amount of heat supplied.

bandingkan jumlah tenaga haba yang dibekalkan

[1 mark]

[1 markah]

(iv) relate the reading of the thermometer and the specific heat capacity of the

metal block.

hubungkaitkan bacaan termometer dengan muatan haba tentu bongkah

logam.

[1 mark]

[1 markah]

(v) deduce a relationship between the specific heat capacity and the material of

the metal block.

deduksikan hubungan antara muatan haba tentu dengan bahan bongkah

logam.

[1 mark]

[1 markahl

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(c)

27 4531t2

Diagram 9.3 shows a mother using a cooling pad to cool down her son's fever.

Raiah 9.3 menunjukkan seorang ibu menggunakan pad penyejuk untuk

menurunkan suhu badan anak lelakinya yang demam.

Diagram 9.3Rajah 9.3

Explain how the cooling gel works.

Terangkan bagaimana pad penyejuk beffungsi.

[4 marks]

[4 markahl

(d) Diagram 9.4 shows the design of a radiator for a car's engine.

Rajah 9.4 menunjukkan reka bentuk radiator untuk enjin sebuah kereta.

Fin bladeBilah sirip

Fan

Kipas

Diagram 9.4

Rajah 9.4

ililil

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28 4531t2

You are required to modify the design of the car radiator in Diagram g.4 so that it

cools down the car engine in a shorter time.

Anda dikehendaki untuk mengubahsuai reka bentuk radiator kereta pada Rajah

9.4 supaya ia boleh menyejukkan enjin kereta dalam masa yang lebih singkat.

State and explain the modifications based on the following aspects:

Nyatakan dan terangkan pengubahsuaian berdasarkan aspek-aspek berikut:

(i) number of fin blades

bilangan bilah sirip

(ii) size of the fan

saiz kipas

(iii) the boiling point of the cooling liquid

takat didih cecair penyejuk.

(iv) the specific heat capacity of the cooling liquid

muatan haba tentu cecair penyejuk

(v) the colour of the radiator tank

warna tangki radiator

[10 marks]

[10 markahl

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29 4531t2

10. When a microphone is used to detect the sound waves of two tuning forks, the

traces displayed on the oscilloscopes are shown in the diagrams below.

Apabila sebuah mikrofon digunakan untuk mengesan gelombang bunyi dua batang

tala bunyi, corak gelombang dipaparkan pada osi/oskop yang ditunjukkan

dalam rajah-rajah di bawah.

Diagram 10.1 Diagram 10.2

Rajah 1 0.1 Rajah I 0.2

(a) What is meant by amplitude?

Apakah yang dimaksudkan dengan amplitud ? [1 mark]

11 markahl

(b) Using Diagram 10.1 and Diagram 10.2, compare the size of the tuning forks, the

amplitude of the sound waves and the frequency of the sound waves produced.

Menggunakan Rajah 10.1 dan Rajah 10.2, bandingkan saiz kedua-dua tala

bunyi, amplitud gelombang bunyi dan frekuensi gelombang bunyi yang dihasilkan.

State the relationship between the amplitude of the sound waves and

Nyatakan hubungkait di antara amplitud gelombang bunyi dan

(i) The loudness of the sound

Kekuatan bunyi

(ii) The size of the tuning fork

Saiz tala bunyi

[5 marks]

[5 markah]

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30

(c) Explain how the engine noise of an aeroplane can be reduced to ensure

the comfort of its passengers.

Terangkan bagaimana bunyi bising enjin kapal terbang dapat dikurangkan

supaya dapat memberi kese/esa an kepada penumpang kapal terbang.

4531t2

[4 marks]

[4 markah]

(d) An engineer is asked to install a public audio system in your newly built school hall.

The engineer makes a suggestion to install loudspeakers that can produce loud and

clear sounds.

Seorang jurutera diminta untuk memasang sisfem pembesar suara umum di dewan

baru sekolah anda. Jurutera itu memberi cadangan supaya memasang pembesar

suara yang dapat menghasilkan bunyi yang kuat dan jelas.

Make further suggestions for the systems. You should use your knowledge of

reflection and interference of waves to explain your suggestions.

Berikan cadangan lain untuk sisfem tersebut. Anda diminta menggunakan

pengetahuan anda tentang pantulan dan interferens gelombang untuk

menerangkan cadangan- cadangan anda.

lnclude the following aspects in your suggestions.

Cadangan anda perlu merangkumi aspek-aspek berikut:

(i) the arrangement of the loudspeakers

susunan pembesar suara

(ii) a minimum number of loudspeakers

bilangan minimumpembesar

suara(iii) the sound output of the loudspeakers

bunyi yang dihasilkan oleh pembesar suara

(iv) the finishing of the floor and

keadaan lantai dewan dan

(v) the wall of the hall

dinding dewan

[10 marks]

[10 markah]

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31

Section C

Bahagian C

[ 20 marks ]

[ 20 markah ]

4531t2

11. Diagram 11.1 shows a helmet, gloves and jacket worn by bikers of a motorcycle

racing tournament.

Diagram 11.2 shows the scene when there is a crash that could happen in a race.

Raiah 11.1 menunjukkan sebuah topi keledar, sarung tangan dan jaket yang

dipakai oleh seorang penunggang motorsikal dalam suatu perlumbaan.

Raiah 11 .2 menunjukkan keadaan apabila berlakunya perlanggaran dalam

suatu perlumbaan.

_M# o

Diagram 1 1 .1

Rajah 11.1

Diagram 11.2

Rajah 11 .2

iffi;tt

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32 4531t2

(a) What is meant by impulsive force?

Apakah yang dimaksudkan dengan daya impuls?

[1 mark]

[1 markah]

(b) Explain why the bikers must wear the helmet, gloves and jacket in a race.

Terangkan mengapa penunggang motorsikal mesti memakai topi keledar, sarung

tangan dan jaket dalam perlumbaan.

[4 marks]

[4 markah]

(c) A racing motorcycle of mass 200 kg accelerates from rest to a maximum velocity

of of 180 kmh -t in 10 s.

Sebuah motorsikal perlumbaan dengan jisim 200 kg memecut dari keadaan rehat

ke hataju maksimum 180 km| dalam 10 s.

(i) Calculate the acceleration of the racing motorcycle in Sl unit.

Hitungkan pecutan motorsikal perlumbaan tersebut dalam unit Sl.

(ii) Calculate the force acting on the racing motorcycle.

Hitungkan daya yang bertindak ke afas motorsikal perlumbaan tersebut.

[5 marks]

[5 markah]

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33 4531t2

(d) Diagram 1 1.3 shows four racing motorcycles, P, Q, R and S, with different

specifications.

You are required to determine the most suitable motorcycle which can move fast

and remain safe when racing.

Raiah 1 1 .3 menunjukkan empat buah motorsikal perlumbaan, P, Q, R, dan S,

dengan spesifikasi yang berbeza.

Anda dikehendaki untuk menentukan motorsikal perlumbaan Vang pating sesua[

boleh bergerak dengan laju dan masih selamat semasa perlumbaan.

Study the specifications of all the four motorcycles from the following aspects:

Kaii spesifikasi keempat-empat motorsikal itu daripada -aspek berikut:

- the type of suspension coil

jenis kekenyalan spring

- the width of tyres

lebar tayar

- mass of motorcycle

jisimmotorsikal

- the seat height ( measured from the lowest setting of the seat to the ground)

ketinggian tempat duduk (diukur daripada kedudukan terendah tempat duduk

sampai ke tanah)

Explain the suitability of the aspects.

Justify your choice.

Terangkan keses uaian aspek-aspek tersebut.

Berisebab bagi pilihan anda.

[10 marks]

[10 markah]

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34 453112

Racing bike P

Motorsikal

perlumbaan P

Jisim / llass = 15CI ke

Suspensiou

mil 1 1r"1r"nyalan spring

Sear height

= 1055 nrnr

Tr"r'e rrirlth / lebar tayar= 900 mm

Jisim / 1tror* = t6o ks

Suspersiou

csil/ kiekenyatan spring

$ent height

= 815 urnt

Tr"re rrittt[ / lebar tayar

Racing bike Q

Motorsikal

perlumbaan Q

Suspension

*il l kekenyatan spring

Jisim / llass = 250 kg

Seat height

= 1055 mm

T'r-re n'idth / lebar tayar:900 urm

Racing bike R

Motorsikal

perlumbaan R

/ lebar tayar

Jisim / uur, = tgo lig

Racing bike SMotorsikal

perlumbaan S

Diagram 1 1.3Rajah 11 .3

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4531t2

12. Diagram 12.1 shows wires P and Q connected to a dry cell. The potential

differences across wire P and wire Q are measured by voltmeter A and

voltmeter B respectively.

Raiah 12.1 menunjukkan dawai P dan dawai Q yang disambung kepada satu sel

kering. Beza keupayaan merentasi dawai P dan Q diukur oleh voltmeter A dan

voltmeter B masing-masing.

Wire P

Dawai P

Dry cell

Sel kering

Wire Q

Dawai Q

Diagram 12.1

Rajah 12.1

(a) What is the meaning of resistance?

Apakah maksud rintangan?

[1 mark]

11 markahl

(b) (i) State one factor that affects the resistance of a wire.

Nyatakan satu factor yang mempengaruhi rintangan sesuatu dawai.

[1 mark]

l1 markahl

35

Voltmeter A

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36 4s3112

(ii) lf the reading of voltmeter A is greater than that of voltmeter B,

which wire has a higher resistance ?

Sekiranya bacaan voltmeter A lebih tinggi daripada bacaan voltmeter B,

dawai yang mana mempunyai rintangan yang lebih tinggi?

[1 mark]

l1 markahl

(iii) Explain your answer in 12(b)(ii).

Terangkan jawapan anda di 12(b)(ii).

[2 marks]

12 markahl

(c) Diagram 12.2 shows a fuse made of a metal wire installed in a three pin plug.

The fuse is a safety feature of the plug. lt will break the circuit if the current

flowing through the plug is too high.

Rajah 12.2 menunjukkan satu fius yang diperbuat daripada dawai logam

dipasang pada suatu palam tiga pin. Fius itu merupakan satu ciri keselamatan

palam itu. la akan memutuskan litar sekiranya arus yang mengalir melalui palam itu

menjadi terlampau tinggi.

Three pin plug

Palam tiga pin

Metal wire

Dawai logam

\Fuse

$ Fius

Diagram 12.2

Rajah 12.2

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37 4531t2

Table 12 shows the characteristics of metals that could be used as a fuse wire.

Jadual 12 menunjukkan ciri-ciri logam yang boleh digunakan sebagai dawai fius.

Table 12

Jadual I 2

Study the characteristics of all the four metals.

Explain the suitability of each characteristic to determine the most suitable meta!

that can be used as a fuse wire as shown in Diagram 12.2.

Kaji ciri-ciri bagi keempat-empat logam di atas.

Terangkan kesesuaian setiap ciri untuk menentukan logam yang paling sesuai

untuk digunakan sebagai dawai frus sepe rti yang ditunjukkan dalam Rajah 12.2.

[10 marks]

[10 markah]

Metal

Logam

Melting point

Takat lebur

Specific heat capacity

Haba pendam tentu

Diameter of wire

Diameter wayar

Resistivity

Kerintangan

PHigh

Tinggi

High

Tinggi

Big

Besar

Low

Rendah

oLow

Rendah

High

Tinggi

Small

Kecil

High

Tinggi

RLow

Rendah

Low

Rendah

Small

Kecil

High

Tinggi

SHigh

Tinggi

Low

Rendah

Big

Besar

Low

Rendah

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38 4531t2

(d) A filament light bulb has a voltage and power rating of 240 V, 60 W.

Sebiji mentol filamen mempunyai kadar voltan dan kuasa 240 V, 60 W.

Calculate

Hitung

(i) the resistance of the bulb.

rintangan mentol itu.

(ii) the rate of electrical energy consumed by the bulb if it is connected to a

power supply of 120 V.

kadar penggunaan tenaga elektrik oleh mentol itu jika ia disambung

ke suatu bekalan kuasa 120 V.

[5 marks]

[5 markah]

END OF QUESTION PAPER

KERTAS SOALAN TAMAT

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NAMA

TIhIGKATAN

KTAJLIS PENGETI.'A SEKOLAH MALAYSIA

CAWANGAN PULAU PINANG

tIilODUL LATIHAN BERFOKUS SPM 2013

PHYSTCS 4531/3

Kertas 3

Septernber

,l 1/z jann Satu jarn tiga pululr minit

JA[.{GAN BUKA KERTAS SOALAN IT\OI $EI.IINGGA DIEERITAHI.!

1. Tutis natna dan tingkatan anda pada ruangyang disediakan.

2. Kertas saalan ini adalah dalam dwibahasa.

3. Soalan datam Bahasa lnggeris mendahuluisoalan yang sepadan dalam Bahasa

fvlalaysia.

4. Calon dibenarkan rneniawab keseluruhan

atau sebahagian soalan sama ada dalam

Bahasa lnggeris atau Bahasa Malaysia-

5. Calon dikehendaki membaca maklumatdi hataman belakang kertas soalan ini.

www. myschoolchildren.com

[Jntuk Ke gtnaan P emeriles a

Bahagian SoalanMarkah

penuh

Markah

diperoleh

A

1 L6

2 L2

B

3 L2

4 1,2

Jumlah

Kertas soalan ini mengandungi {9 halaman bercetak

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Section A

Bahagian A

l2B marksl

128 markahl

Ans'aier atrl questions in this section.

Jaruab ser??sa soalan dalam bahagian ini.

1. A student carrips out an experiment to investigate the relationship between the mass of

trolleys, m and the acceleration, a of the trolley when the force is constant.

Diagram 1.1 shows the experimental set-up used by the student. A force of 2.4 N by the

load, Facts

on thqstring.

The mass of a trolleyis

1.0 kg. Theticker-timer is switched on

and the trolley is then released.

SeoranE murid menjalankan sattt eksperirnen untuk mengkaji hubungan antara jisim troli,

m dengan pecutan, a haEi troli tersebut apabila daya adalah malar.'

Rajah 1.1 menunjukkan s{./s./nan radas untuk eksperimen fersebut. Satu daya 2.4 N dari

beban, F yang digantung bertinclak pada hujung tali tersebut. Jisim sebuah troli ialah 1.0

kg, JanEkamasq detik clihidupkan dan kemudian trali dilepaskan.

Ticker timer

Jangka n?asa detik

Ticker tape

Pita detikString

Tali'D",11^.,I i.tllti-,

Takal

Trolley

Trali

Power supply

Pembekal larusa

i1

i. r)i,iLl, J-

Be.bcm,

Friction-c ompensated runway

Landas an tetpampas geseran

Diagram 1.1

Rajah 1.1

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4531t3

The ticker-tape obtained is cut into 5 strips of 5 ticks as shown on Diagram 1.2 on page 3.

Tlra {ialza* {ima* h^^ ^ f-^^.tAFA\, .af EA lJ-I r r(i i,\rr\rrr rt, r r(r, r rcto cl il (ivtJgl ltry vl trv , r1-"

Pita detik yang telah diperolehi dipotong menjadi 5 jalur yang mengandungi 5 detik

seperti yang ditunjukkan pada Rajah 1.2 pada halaman 3, Jangkamasa detik yang

digunakan mempunyai frekuensi 50 Hz.

Diagram 1.2

Rajah 1.2

The procedure ,, ,"O"rted for mass of trolleys, ffi = z.Okg by stacking up a trolley with

same mass on the first trolley. Then, the procedure is repeated for mass of trolleys, fr =

3.0 kg, 4.0 kg and 5.0 kg. The cut-ticker-tapes obtained from experiment are shown in

Diagram 1.3, 1.4, 1.5, 1.6 and 1.7 on pages 4, 5 and 6 respectively.

Eksperimen diulang dengan menjadikan jisim troli, m = 2.0 kg dengan menambahkan

sebuah troti yang sama jisim di atas troti pertama. Kemudian, eksperimen diulang lagi

bagi troli berjisim, m = 3.0 kg, 4.0 kg dan 5.0 kg. Potongan pita detik yang diperoleh

daripada eksperimen ditunjukkan pada Raiah 1.3, 1 .4, 1.5, 1.6 dan 1.7 di halaman 4, 5

dan6.

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Diagram '1.3

Rajah 1.3

4531t3

[Lihat halaman sebelah

m=1.0kg

x=3.6cm

1

m kg-'

y=

cl- -,cm s-

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Diagram 1.4

Rajah 1.4

Diagram 1.5

Rajah 1.5

453113

m=3.0k9

x=2.8cm

L

a

a

a

,

m=2.0k9x=3.0cm

L

mkg''

y=

a = crn s-2

453113 [Lihat halaman sebelah

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Diagram 1.6

Rajah 1.6

4531t3

Diagram 1.7

Rajah 1.7

m=4.0k9

x=2.1cm

L

m kg-'

y=

cr- -2cm s-

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7

(a) For the experiment described on pages 2 and

Bagi eksperimen yang diterangkan di halaman

(i) The manipulated variable

Pemboleh ubah di m an ipul asikan

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453113

3, identify:

2 dan 3, lrcnal pasti:

Far

Examiner

's Use

1(aXri)

1(a)(iii)

1(bxi)

1(bxii)

m

11 narl<l

11 markahl

(ii) The responding variable

Pembolehubah bergerak balas

11 markl

11 marl<ahl

(iii) The constant variable

Pe mbole h ub ah dim al a rl<a n

11 marlrl

11 markahl

(b) For this part of thre question, write your answers in the spaces provided in the

corresponding diagrams. Your answers must be corrected to two decimal places.

lJntuk bahagian soalan ini, tulis jawapan anda dakarn ruang yang disediakan dalam

rajah-rajah yang sepadan. Jawapan anda henddktah betul kepada dua tampat

perpulwhan.

Based on Diagram 1 .3, 1.4, 1 "5, 1.6 and '1.7 on pages 4, 5 and 6:

Berdasarkan Ralah 1.3, I .4, '! .5, 1.6 dan 1.7 di halAman 4, 5 dan G.

(i) Calculate

l fot each value of m.

Hitung ! untuk setiap nitai m.

11 markl

11 markahl

(ii) Measure yfor each chart.

Ukur y bagisefiap carta"

12 marksl

12 markahl

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4531t3

(iii) Calculate the value of acceleration a, for each value of x and y in (b)(ii), by using

the following equation: ,

Hitungkan nilai pecutan a, bagi setiap nitai x dan y di (b)(ii) dengan menggunakan

persamaan berikut:

a=25(y-x)cms'2

12 marksl

[2 markah)

(c) Tabulate ycr-rr results for all values cf rn, !, x, y anda in the space below.

Jadualkan keputusan anda bagi m, L, x, y dan a pada ruang di bawah.

12 marksl

[2 markah]

(d) On the Eraph paper on page g, plot a graph of a against:

Pada kertas graf di hataman 9, tukis graf a metawan l.

15 marksl

15 markahl

(e) Based on vour graph in 1(d), staie the reiatlonship between a arrd !

Berdasarkan graf anda di 1(d), nyatakan hubungan antara a dan !.

For

Examiner

's Use

1(bxiii)

1(d)

E

TotalA1

r __lll,'l

11 markl

ll markahl

[Lihat halaman sebelah531t3

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Graph of a against 1m

Graf a melawan !m

4531/3

4531t3 [Lihat halaman sebelah

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2"

10

4531t3

A student carries out an experiment to investigate the relationship between the potential

difference across a dry cell, Vand the current flows, t. He used an ammeter, a rheostat,

resistor, P and a voltmeter which are connected as shcrrun in Diagram 2.1.

Seorang pelaiar menialankan suatu eksperimen untuk menyiasat hubungan antara

beza keupayaan yang merentasi bateri, V dengan arus yang mengalir, I. Petajar itu

menggunakan sebuah ammeter, reostat, perintang P dan voltmeter yang

disambungkan seperti yang ctitunjukkan dalam Rajah 2.1

IJirgru* I" I

,tffilee i" i

The results of thre experlment is shown in a graph of Vagainst / as shown in Dtagram2.2

on page 1 1.

Keputusan eksperirnen ditun.jukkan Calam V melawan I sepefti yang ditunjukkan dalam

Rajah 2.2 pada halaman '11.

(a) Based on the graph in Diagram 2.2,

Berdasarkan Eraf pada Rajah 2.2,

(i) \A/hat will happen to the valure af V as lincreases?

Apakah yang akan berlaku pada nilai V jika I bertambah ?

11 rnarkl

11 markahl

(ii) Determine the value of the potentiai difference, Z when ttre curreflt, 1= 0.00A

Show on the gnaph, firow you deterrurine the vaiue cf V.

Tentukan nilai beza keupayaan , V apabila nitai arus I = 0.00 A

Tunjukkan di atas graf bagaimana anda rnenentukan nilai V

12 marksl12 markahl

[Lihat halaman sebelah531t3

{/=

For

Examiner

's Use

2(a)(i)

2(aXii)

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11

Potential difference, VIV

Graph of Vagainst /Graf V melawan I

Diagram 2.2

Rajah 2.2

4531t3

Current, / /A

4531t3 [Lihat halaman sebeiah

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12

(iii) Name the physical quantity that represents the value in 2(a)(ii).

Namakan kuantiti fizik yang mewakili nilai pada jawapan 2(a)(ii).

4531t3 For

Examiner

's Use

2(a){iii)

f---rI t-,1

2(b)(i)

2(b)(ii)

[E

11 markl

11 markahl

(b) The internal resistanca , rot the dry cell is given by the equation :

Rintangan dalaman ,r bagi sel kering itu diberi metatui persamaan:

I --tlt

where rn is the gradient of the graph.

dengan keadaan m, adalah kecerunan bagi graf itu.

(i) Calculate the gradient m, of the graph. Show on the graph how you calculate m.

Hitung kecerunan m bagi graf itu. Tunjukkan pada graf itu bagaimana anda

menghitung m.

m=

13 marksl

i3 markaitj

(ii) Determine the valueof

r.

Tentukan nilai r"

11 marl<l

11 markahl

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13

(c) (i) The electromotive force (e.m.f) , Eof the dry cell is given by the formula :

Daya gerak elektrik (d.g.e) , E bagi se/ kering diberi oteh rumus :

4531t3

E:V*Ir

where L*is the potentiai ciifierence across ihe externai resistors"dengan keadaan V adalah beza keupayaan merentasi perintang-perintang luar .

Using the formula arrd the values of tr ancj r in 2(a)(ii) and 2 (bxii), calculate the

value of fwhen l= 0.90 A

Menggunakan rumus clan nitai bagi E dan r cialam Z(a)(ii) dan 2(b)(ii) , hitung nitai

bagi Vapabila I= 0.90A

12 marksl

12 markahl

(ii) The total external resistance is given as

,.!umlah rintanganluar diberi oleh

persamaan

R'_YI .,

L,lsinE the value af Vin 2(c)(i), calculate the value of fi'when /= 0.g0 A.

Menggunakan nilai baEi Vdaiam Z(c)(i), hitung nilai R'apabita I= 0.g0 A.

11 marl<l

11 markaitl

1ci; Slate one p!"ecaution that sno,-rie be teKen to innnrove r-ro ACCu!,acv of the reedinns rn

this experirnent.

Nyatakan satw langkah berjaga-jaga yang perlu diarnbit untuk memperbaiki kejituan

bacaan dalam eksperimen ini.

11 markl11 markahl

4531t3 [Lihat halaman sebelah

ForE-^*;."^"

's Use

2(cXii)l-r

2(d)

[ilotalA2

2(c)(i)

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3" Diagram 3.1 and Diagram 3.2 shour the sanne person diving under fresh water in

river and under water in the sea at the same depth.

Raiah 3.1 dan Raiah 3.2 menunjukkan penyelam yang sama berada di datam air

tawar di sebuah sungai dan dalam air laut pada kedalaman yang sama.

t4

Section B

Bahagian B

112 marksl

112 merkahl

Answer any one question frorn this section.

Jawab mana-mana satw soalan daripada bahagian ini.

ln sea water

Dalam air laut

4531t3

Diagram 3.2

Rajah 3.2

ln fresh water of a river

Dalam air sungai

Diagram 3.1

Rajah 3.1

The diver felt more pain in the ear when he dived in the sea cornpared to what he felt in

the river.

Penyelam mendapati telinganya lebih sakit ketika berada di dalam air laut berbanding

ketika berada di dalam air sungai.

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15

Based on the information and observation:

Berdasarkan maklumat dan pemerhatian tersebut:

State one suitable inference.

Nyatakan satu inferens yang sesuar.

State one suitable hypothesis.

Nyatakan satu hrpofesis yang sesuai.

(a)

(b)

4531t3

[1 mark]

11 markah)

[1 mark]

11 markahl

(c) With the use of apparatus such as a thistle funnel, measuring cylinder and other

apparatus, describe an experiment to investigate the hypothesis stated in 3(b).

Dengan menggunakan radas seperti corong frsel silinder penyukat dan radas

lain,terangkan safu eksperimen untuk menyiasat hipotesls yang dinyatakan di 3(b).

ln your description, state clearly the following:

Dalarn penerangan anda nyatakan dengan jelas perkara berikut:

(i) The aim of an experiment.

Tujuan eksperimen.

(ii) The variables in experiment"

Pemboleh ubah dalam eksperimen.

(iii) The list of apparatus and materials.

Senarai radas dan bahan.

The arrangernent of the apparatus.

Susunan radas.

The procedure of the experirnent, which includes orae method of controlling the

manipulated variable and one method of measuring the responding variable.

Prasedur eksperimen yang mesti termasuk satu kaedah mengawal pemboleh

ubah dimanipulasikan dan satu kaedah mengukur pemboleh ubah bergerak

balas.

(vi) The way to tabulate the data

Cara menjadualkan data

(vii) The way to analyse the data

Cara menganafi'st's data

[10 rnanks]

110 markahl

[Lihat halaman sebelah

(iv)

(v)

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4.

16

4.53113

Diagram 4.1 shows a step down transformer in a computer notebook charger. lts

secondary coil or output is connected to a computer notebock of 15 V.

Diagram 4.2 shows a step down transformer in a phone chargei'. lts secondary coil or

eutput is connected to a hand phone of 6 V.

Raiah 4.1 meniniutkkan sebuah transformer injak turun yang terdapat di dalam

pengecas kcrnputer riba. Gegelung sekundernya atau output disambungkan kepada

komputer riba 15 V.

Rajah 4.2 menuniukkan sebuah transformer injak turun yang terdapat di datam

pengecas bateri telefon bimbit. Gegelung sekundernya atau output disambungkan

kepada sebuah telefon birnbit 6 V.

Power supply, 240V

Bekalan lruasa 240V

output 'l5V

output't5V

Diagram 4.1

Rajah 4.1

to cornputer notebook

ke kornputer riba

secondary coil

Power supply, 240V

Bekalan kuasa 240V

^, ,+*,,+ e\ tLrLrrPur t, v

output, 6V

Diagram 4.2Rajah 4.2

to handphone

ke telefon bimbit

[Lihat halaman sebelah

secondary coil

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L7

453113

The number of turn of the secondary coil for transformer in the computer notebook

charger is more than that in the hand phone charger.

Bilangan lilitan gegelung sekunder pada transformer dalam pengecas kcrnputer riba

adalah lebih banyak berbanding yang terdapat datam pengecas telefon"

Based on the information and observation:

Berdasarkan maklumat dan pemerhatian tersebut:

(a) State oa'te suitable inference.

Nyatakan satu inferens yang sesuar"

(b) State one suitable hypothesis.

Nyatakan sata hipotesis yang sesuar"

[1 mark]

11 rnarkahj

[1 mark]

11 markahl

(c) With the n"lse of apparatus such as soft iron core, insulated copper wire and other

suitable apparatus, describe orae experiment to investigate the hypothesis stated in

4(b).

Dengan menggunakan radas seperti teras besi lembut, wayar kuprum bertebat, dan

lain-lain radas yang sesuar, terangkan satu eksperimen untuk rnenyiasat hipotesis

yang dinyatakan di a(fl"

ln your descriptlon,state clearly the following:

Dalarn penerangan anda, nyatakan dengan jelas perkara berikut:

(i) The airn of the experirnent.

Tu.juan eksperirnen.

(ii) The variables in the experirnent.

Fembolehubah dalam eksperimen. rr

(iii) The list of apparatus and materials.Senarai radas dan bahan.

(iv) Tne arrangement of ine apparatus.

Susunan radas.

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18

4531t3(v) The procedure used of the experiment which inctude one method of controlling

the manipulated variable and one method of measuring the responding variable.

Prosedur eksperimen termasuk safu kaedah mengawal pembotehubah

dimanipulasikan dan satu kaedah mengukur bagaimana pembolehubah

bergerak balas.

(vi) The way to tabulate the data.

Cara untuk menjadualkan data.

(vii) The way to analyse the data.

Cara untuk menganaiisrs data.

[10 marks]

110 markahl

END OF QI.JESTION PAPERKERTAS SOALAN TAMAT

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4531t3

INFORMAT'I&N FOR CATSDIDATES

frfi i\*{,!-WM AT UNT UN CAt ON

1- Thls question pape!'eonslsts of twc sections: Seetlen.A and $eetlen R"

Kertas scalan ini rnenganclunEi dua bahagian:Eahagian A dan Bahagian B

2 Answer all questiorls in $eateost A. Write your answers for Section A in the spaces

provlded in the question paper.

Jawab sernua soalan dalam BahaEian A. Tulis iawapan anda bagi Bahagian A pada

ruang yang disediakan dalam kertas soalan ini.

3. Answer one question from $eet6osn ts" VVnite your answers for Section B on your own

writing paper.You may use equations, diagrams, tables, graphs and other suitable

methods to exptain your answer.

Jawab mana'mana safu soalan dari Bahagian B" Tutis jawapan anda bagi Bahagian B

pada kertas iawapan anda sendiri. Anda boteh menggunakan persamaan, rajah, jadual,

graf dan cara tain yang sesuai untuk rnenjelaskan jawapan anda.

4" Show your working, it may help you to get marks.

Tuniukkan kerja mengira anda, ini rnembantu anda untuk mendapatkan markah.

5" lf you wish to change your answer, r'leatly cance! out the answer that you have writterr.

Then wrlte down the new answer.

Jika anda hendak menukar jawapan, batalkan jawapan yang tetah dibuat. Kemudian

tulis jawapan yang baru.

6. The diagrams in the questions are mot drawn to scale unless stated.

Raiah yang rnengiringi soalan tidak dilukis rnengikut3,Xata

kecuali dinyatakan.

7. Marks altocated for each question or part of a question are shown in brackets.

Markah yang diperuntukkan bagi setiap soalan atau ceraian soalan ditunjukkan dalam

kurungan.

E. You may use a non-prograrnmabie sclentific calcuiator.

Anda dibenarkan menggunakan kalkulator saintifik yang tidak boleh diprogramkan.

9. The