times physics 2013

7/30/2019 Times Physics 2013

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72SOALAN ULANGKJI SPM 2013

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Physics Analysis

[4531/1][4531/2][4531/3]

CHAPTE 2008 2009 2010 2011 2012

F O R M

4In roduc ion O Physics 3 3 2 3 4

Forces And Mo ion 7 8 9 9 8Forces And Pressure 8 7 8 5 7

Hea 5 5 4 4 5Ligh 5 5 4 5 5

F O

R M

5 Waves 6 6 8 7 6

Elec rici y 4 4 5 5 4Elec romagne ism 5 5 6 3 4

Elec ronics 4 4 1 6 3Radioac ivi y 3 3 3 3 4

CHAP ER SEC ION A SEC ION B SEC ION C

08 09 10 11 12 08 09 10 11 12 08 09 10 11 12

F O R M

4In roduc ion O Physics - - 1 - 1 - - - - - 1 - - - -

Forces And Mo ion 1 1 1 1 1 1 - - 1 - 1 - 1 - 1Forces And Pressure 1 1 - - - - 1 1 - 1 - - - 1 -

Hea 1 1 1 1 1 - - - - - - 1 - - -

Ligh 1 1 1 1 - - - - - - - - - - -

F O R M

5 Waves 1 1 2 1 2 - - 1 - 1 - - - - -

Elec rici y 1 - - 1 - - - - - - - 1 1 - 1Elec romagne ism 2/3 1 - 1 1 - - - 1 - - - - - -

Elec ronics 1 1 1 1 1 - - - - - - - - - -Radioac ivi y - 1 1 1 1 1 1 - - - - - - 1 -

CHAP ER SEC ION A SEC ION B

2008 2009 2010 2011 2012 2008 2009 2010 2011 2012

F O R M 4

In roduc ion O Physics 1 - 1 - - - - - -

Forces And Mo ion 1 - - - - 1 1 - -Forces And Pressure - 1 - 1 1 1 - - - -Hea - - - 1 - - - - 1Ligh - - - - - - - 1 -

F O R M

5 Waves - 1 1 - 1 - - - 1 -Elec rici y - - - - - - - - 1Elec romagne ism - - - - 1 1 1 - -Elec ronics - - - - - - - - -Radioac ivi y - - - - - - - - -

PAPE 1

PAPE 2

PAPE 3


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Te momen um o he objec is zero romA 0 s o 2 s C 2 s o 6 sB 2 s o 4 s D 6 s o 8 s

7. Diagram 5 shows a horizon al orce o 100 N being exer ed o box o mass 20 kg.

Diagram 5

Te box moves wi h an accelera ion o 4.0 ms-2. Calcula e heric ional orce be ween he box and he oor.

A 20 N C 80 NB 40 N D 400 N

8. Diagram 4 shows wo men are li ing a ull o wa er pail wi

orces F1 and F2 respec ively.

Diagram 4

Which o he ollowing represen s he orces in equilibriumac ing on he pail?

A C

B D

9. A coconu alling reely rom a ree akes 1.2 s o reach hground. Wha is he dis ance be ween he ini ial posi ion ococonu and he ground? (Accelera ion due o gravi y = 10 m-2)A 1.44 m C 10.0 mB 7.2 m D 12.0 m

Physics Paper 1 [4531/1]

1. Which o he ollowing physical quan i y is a derived quan i y?A Mass C Leng hB empera ure D Area

2. Sensi ivi y o a measuring ins rumen is he abili y o heins rumen .A o avoid zero error.B o produce an accura e reading.C o de ec a small change in he quan i y o be measured.D o avoid parallex error.

3. Diagram 1 shows par o a microme er screw gauge.

Diagram 1

Wha is he reading o he microme er?A 4.28 mm C 4.78 mmB 4.32 mm D 4.82 mm

4. Which o he ollowing displacemen s is he same as 234.6 Gm ?

A 2.346 x 1011 m C 2.346 x 109 mB 2.346 x 1010 m D 2.346 x 108 m

5. Diagram 2 shows rolley A and B o same masses.

Diagram 2

Which comparisons are rue or he momen um o rolleys A and B a er collision?

Trolley A Trolley BA Increase IncreaseB Increase DecreaseC Decrease IncreaseD Unchanged Unchanged

6. Diagram 3 shows a displacemen - ime graph or he mo ion o an objec .

Diagram 3

Each ques ion is ollowed by ei her hree, our or ve op ions. Choose he bes op ion or each ques ion andcorrec space on he answer shee .

F 1

F 1

W

W

F 2

W

F 1

F 2

F 2

F 1

W

F 2

F1 F2

Pail


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19. Diagram 11 shows a cuboids immersed in wa er. Which ace o he cuboids is ac ed upon by he larges pressure?

Diagram 11

A PQRS C RSWV B UVW D QRVU

20. A me allic sphere P, which has been hea ed o 70C is submergedin o a cooler liquid Q as shown in Diagram 12.

Diagram 12

Termal equilibrium is achieved whenA empera ure o P = empera ure o Q B mass o liquid Q displaced = mass o PC volume o liquid Q displaced = volume o PD speci c hea capaci y o P = speci c hea capaci y o Q

21. Which o he ollowing graphs correc ly represen s PressureLaw?

A C

B D

22. Wha is he physical quan i y ha is kep cons an in Boyles Law,Charles Law and Pressure Law?

A Volume C Absolu e empera ureB Mass D Pressure

23. A piece o me al wi h speci c hea capaci y 200 J kg-1C-1 dropped rom an aeroplane ying a an al i ude o 800 m above

he ground. Assuming ha all he gravi a ional po en ial energy o he me al is conver ed o hea when he piece o me al hi s heground, wha is rise in empera ure?

A 35C C 45CB 40C D 50C

24. A s uden s ands a a dis ance o 4 cm in ron o a ver imirror. How ar is his image rom him?A 2 m C 8 mB 4 m D 12 m

25. A s uden draws ray diagram or ligh direc ed owards mir

M, N, O and P as shown in he diagrams below. F is he ocalpoin o mirrors M, N, O and P.

Which ray diagram is correc ?A I only C I, II, and IV only B I and II only D I, II, III and IV

Side mirror of car Bli d cor er mirror

26. Wha is he similar na ure o he mirror used in he woapplica ions above?A I produces mul iple re ec ions.B I provides a wide eld o vision.C I s image is enlarged.D I concen ra es ligh a he principal ocus.

27. Te cri ical angle o ligh passing rom rock sal in o air is 4 Wha is he re rac ive index o he rock sal ?A 1.54 C 0.025B 0.65 D 1.32

28. Diagram 13 shows plane waves moving owards a sli .

Diagram 13

Te mo ion o he waves hrough he sli will cause a changehe

A ampli ude C wave speedB waveleng h D requency


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29. Diagram 14 shows sound waves rom a piano.

Diagram 14

Which o he ollowing s a emen s is rue?A P has a higher pi ch han Q B Q has a higher pi ch han R C R has he highes pi chD P, Q and R have he same pi ch

30. Which o he ollowing have he longes waveleng h?A Ul raviole ligh C X-raysB Visible ligh D Radio waves

31. Diagram 15 shows an elec ric circui

Diagram 15

Which o he ollowing graph V agains I is correc ?

A B

C D

32. Diagram 16 shows he elec ric circui . A vol me er reading is

1.5V when he swi ch is opened. Te vol me er reading drops o1.35V when a bulb is connec ed o he batery and he amme erreading is 0.3 A.

Diagram 16

Wha is he in ernal resis ance o he batery?A 0.5 C 4.5 B 1.0 D 5.0

33. I he elec rical energy consump ion arif is 22 cen s peruni ,wha is he cos o using an 800 W air condi ioner or 8hours a day wi hin 30 days ?A RM 20.13 C RM 35.21B RM 26.08 D RM 42.24

34. Diagram 17 shows a graph which shows how he po en ialdiference,V , across he erminals o a cell changes wi h hecurren , I , hrough he cell.

Diagram 17

Wha is he in ernal resis ance o he cell?A 0.80 C 1.25 B 1.16 D 1.43

35. In he domes ic elec rical circui , which o he ollowing is

correc ?Devices are connected in Fuses place in

A Series Live wireB Series Neu ral wireC Parallel Ear h wireD Parallel Live wire

36. Diagram 18 shows a bar magne moving owards a solenoid.

Which o hese ac ions willnot increase he de ec ion o hegalvanome er poin er?A Reversing he polari y o he magneB Increasing he number o coils in he solenoidC Increasing he speed o he bar magneD Increasing he number o magne s used

Diagram 18


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37. Diagram 19 shows he polari ies o he par s labeled X and Y o he horseshoe elec romagne .

X Y A Nor h Nor hB Nor h Sou hC Sou h Nor hD Sou h Sou h

38. Which o he ollowing s a emen s is no rue regarding he ways o increase he s reng h o he magne ic eld produced by asolenoid?A Increase he number o urns per uni leng h o he

solenoid.B Replace he direc curren owing in he solenoid wi h

al erna ing curren .C Inser a piece o so iron in o he solenoid.D Increase he magni ude o he curren owing in he

solenoid.

39. Diagram 20 shows a copper wire PQ in a magne ic eld.

Diagram 20

Te direc ion o mo ion o PQ can be de ermined by A Lenzs law C Flemings le hand ruleB Faradays law D Flemings righ hand rule

40. Te core o a rans ormer is normally made o so iron. Tereason or his choice is because so ironA is a good conduc or o elec rici y.B rus easily.C can be easily magne ized and demagne ized.D is a good conduc or o hea .

41. Which o he ollowing s a emen s is correc ?A In a s ep down rans ormer, he ou pu vol age is high

han he inpu vol age.B Te ou pu power o a rans ormer can be grea er han

inpu power.C A rans ormer uses elec romagne ic induc ion o produ

e.m. . in i s secondary coil.D Energy loss in a rans ormer due o eddy curren s can b

reduced by using a so iron core.

42. Diagram 21 shows a wave orm on ca hode ray oscilloscope(CRO) screen.

Diagram 21

I he Y-inpu o CRO is se a 5.0 V cm-1 , wha is he peak vol age?A 20.0 Vol C 5.0 VolB 10.0 Vol D 2.0 Vol

43. Diagram 22 below con ains

Diagram 22

A wo NO ga es and one AND ga e.B wo NOR ga es and one NAND ga e.C wo OR ga es and one AND ga e.D wo OR ga es and one NAND ga e.

44. Te inpu signal 1101101 is applied o a NO ga e.Te ou pu isA 1100010 C 0010010B 1011001 D 0011100

Diagram 19

Magne

Bare copper wire

P


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45. I c, b and e have he usual meanings or a ransis or, which oneo he ransis ors above is correc ly labelled?

A C

B D

46. Diagram 23 shows a radioac ive source emi s radia ion ha canpass hrough a shee o paper bu no hrough hick aluminium.

Diagram 23

Wha ype o radia ion is emited?A -par icles C -par iclesB -par icles D X-rays

47. Which o he ollowing is a neu ral a om? Proton number Neutron number Electron number

A 12 12 5B 8 14 14C 16 7 16D 14 15 16

48. Te equa ion above represen s a nuclear usion. Wha condi iomus exis be ore he reac ion above can ake place?A Very high empera ure and pressure is required.B A ca alys mus be added.C Neu rons mus be bombarded o he reac ing ma erials.D Oxygen mus be presen

49. wo ypes o emission rom a radioac ive source are separa e by passing hem hrough a magne ic eld. Te de ec ions areshown in diagram 24.

Diagram 24

Emission P Emission Q A Alpha par icles Gamma raysB Be a par icles Gamma raysC Gamma rays Alpha par iclesD Gamma rays Be a par icles

50. Te able below shows several sa e y measures ha should beaken when dealing wi h radioac ive subs ancesexcept

A Avoid direc con ac wi h he radioac ive subs ances.B Always keep he radioac ive subs ances in a lead con ainC Wash your hand wi h soap and wa er when con amina ed

wi h radioac ive subs ances.D Do no drink or ea when handling radioac ive subs ance

EnD OF QUESTIOnS PAPER


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Sec ion A [60 marks]

Answerallques ions in his sec ion.

1. Diagram 1 shows a man as he jogs rom P o R and back o Q.

DIAGRM 1

(a) Name one physical quan i y rela ing o he boys posi ion as he jogs? __________________________________________________________________________ [1 mark]

(b) Wha is he ype o he physical quan i y ha you s a e in (a)?ick ( ) he correc answer in he box provided.

Scalar quan i y

Vec or quan i y

[1 mark]

(c) I he ook 30 s o comple e he mo ion, calcula e his average veloci y?

[2 marks]

2. Diagram 2.1 shows an observer near a pool. Wa er wave is a ransverse wave and rom his observa ions, he patern o shown as he diagram below.

DIAGRM 2.1

(a) Wha is mean by ransverse wave?__________________________________________________________________________ [1 mark]

(b) (i) Nameone ype o ransverse wave besides wa er wave? _______________________________________________________________________ [1 mark]

(ii) Wha is he wave phenomenon ha was observed by he observer above?_______________________________________________________________________ [1 mark]

Concre e wallo he pool

Observer


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(c) Comple e he wa er wave patern ha propaga es rom he shallow region o he deep region in a ripple ank as shDiagram 2.2 below.

[2 marks]

DIAGRM 2.2

3. Diagram 3 shows a boy ex ending he elas ic rubber o a ca apul .

DIAGRM 3 (a) S a e he change o energy when he s one is released rom he ca apul .

__________________________________________________________________________ [1 mark]

(b) Wha happens o he dis ance o movemen o he s one when a bigger mass o s one is used?__________________________________________________________________________ [1 mark]

(c) Te mass o he s one used is 0.02 kg. When he elas ic rubber is ex ended 0.2 m by a orce o 10 N,

(i) Calcula e he s ored po en ial energy in he elas ic rubber?

[2 marks]

(ii) Wha is he veloci y o he s one?

[2 mark]


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4. Diagram 4 shows an arrangemen o appara us used o de ermine he a mospheric pressure in a labora ory. Te leng h100 cm and he a mospheric pressure is 75 cm Hg.

DIAGRM 4

(a) Name he appara us shown in he diagram. __________________________________________________________________________ [1 mark]

(b) Wha is he space P?__________________________________________________________________________ [1 mark]

(c) Wha is he value o h?

[1 mark]

(d) De ermine he pressure in uni cm Hg a poin s J and K

[2 marks]

(e) Given ha he densi y o wa er and mercury is 1000 kg m-3and 13 600 kg m-3respec ively. I he mercury in he appara us isreplaced by wa er, de ermine he heigh o wa er column in he glass ube.

[2 marks]

5. Diagram 5.1 shows an airplane main aining a s eady and level igh under he in uence o our orces. Diagram 5.2 shhanging rom he middle o he s ring. 1 and 2 are ensions o he s ring and W is he weigh o he load. Te doted line showsresolved componen o he ensions 1 and 2.

DIAGRM 5.1 DIAGRM 5.2


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(a) Wha is mean by weigh ?__________________________________________________________________________ [1 mark]

(b) Based on Diagram 5.1 and Diagram 5.2,

(i) compare he orces ac ing on he airplane

v rtically : ____________________________________________________________

h riz ntally : ____________________________________________________________ [2 marks]

(ii) compare he orces ac ing on he load. v rtically : ______________________________________________________

h riz ntally : ______________________________________________________ [2 marks]

(c) Compare he ype o mo ion o he airplane and he objec

__________________________________________________________________________ [1 mark]

(d) Based on your answer in 5(b) and 5(c), rela e he ype o mo ion wi h he resul an orces ac ing on heaeroplane or on he load. __________________________________________________________________________ [1 mark]

(e) Name he phenomenon shown in Diagram 5.1 and Diagram 5.2.

__________________________________________________________________________ [1 mark ]

6. Diagram 6 (a) shows hree resis ors P, Q and S, each having resis ance o 20 , connec ing o 6 V d.c power supply.

DIAGRM 6 (a)

(a) Wha is he meaning o resis ance?__________________________________________________________________________ [1 mark]

(b) Calcula e he efec ive resis ance o (i) he combina ion o Q and S, and

[1 mark]

(ii) he whole circui .

[1 mark]

(c) Calcula e he curren owing hrough resis or S

[2 marks](d) Calcula e he energy released by S in 1 minu e.

[2 marks]


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(e) Diagram 6 (b) shows an elec ric ketle connec ed o a 240V power supply by a exible cable.

DIAGRM 6 (a)

(i) S a eone precau ionary measure ha should be aken o ensure sa e usage o he ketle. ___________________________________________________________________ [1 mark]

(ii) Men ionone aul ha migh happen in he cable ha will cause he use in he plug o mel .

___________________________________________________________________ [1 mark]

7. Diagram 7 (a) shows a smoke de ec or con ains a radioac ive source which is a -par icles emiter.

DIAGRM 7 (b)

(a) Te amme er shows bigger reading when here is no smoke in be ween he elec rodes compared o when here is s

(i) S a e he na ure o -par icles. ___________________________________________________________________ [1 mark]

(ii) Explain he presence o elec ric curren owing in he circui .___________________________________________________________________ [1 mark]

(iii) Explain why -par icles emiters are no used in his de ec or.___________________________________________________________________ [1 mark]

(iv) Americium-241 is an -par icle emiter and is represen ed by he symbol

I decays in o Nep unium 237. Te symbol or nep unium is Np. Wri e down he equa ion ha represenhe decay o Americium-241.

[2 marks]


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(b) Diagram 7 (b) shows he pene ra ing powers o hree radioac ive radia ions X, Y and Z.

DIAGRM 7 (b

(i) Arrange, in increasing order, he pene ra ing powers o hese radia ions.___________________________________________________________________ [1 mark]

(ii) In diagram (b) i. below, draw he pa h aken by hese radia ions when hey ravel in o an area where hedirec ion o he magne ic eld is direc ed in o he paper.

DIAGRM (b i [2 marks]

(iii) Wha happen o he pro on number and he nucleon number i a radioac ive nuclide were o emi radia i___________________________________________________________________ [1 mark]

(iv) Among he hree radia ions, s a e wo proper ies o radia ion Z.___________________________________________________________________ [1 mark]

8. Diagram 8 shows objec O wi h 1 cm heigh placed on he le side o convex lens P. Te ocal leng h o he convex len

DIAGRM 8

(a) In Diagram 8, draw he ray pa h rom he objec o orm an image. [2

(b) S a e he charac eris ics o he image ormed.__________________________________________________________________________ __________________________________________________________________________ [2 marks]


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(c) I he objec is placed a a dis ance o 10 cm rom he lens, calcula e

(i) he image dis ance

[2 marks]

(ii) he linear magni ca ion

[1 mark]

(d) You are given convex lens Q wi h +10 D power. You are required o crea e a simple as ronomical elescopeusing he convex lenses P and Q.S a e wha lens is sui able o be he objec ive lens and eyepiece.

obj ctiv l ns : _________________________________________________ [1 mark]

ey pi c : _________________________________________________ [1 mark]

(e) Draw he arrangemen o he lenses and ske ch he ray pa h rom a dis ance objec using convex lens P and Q o orm a simple as ronomical elescope.

[2 marks]

Section B[20 marks]

Answer any one ques ion rom his sec ion.

9. A slide projec or is used o view an image rom a slide.Te power o he lens used by he projec or slide is + 5D.

(a) Wha is mean by power o lens? [1 mark]

(b) A s uden used a slide projec or o view he image rom he slide. When he slide is place nearer o he lens hsharp image orm on he screen as shown in Diagram 9.1.When he slide is place ur her rom he lens he sharp image orm on he screen as shown in Diagram 9.2.


Based on Diagram 9.1 and Diagram 9.2, compare he objec dis ance, he image dis ance and size o image ha ormeRela e he objec dis ance o he image dis ance and he objec dis ance o he size o image ha ormed on he

[5 marks]

Image

Screen

Lens

SlideImage

Screen

Lens

Slide


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DIAGRM 9.4

(c) While driving a car on a ho day, you may see a mirage on he road. Explain how mirage occurred.

(d) Diagram 9.5 shows a simple as ronomical elescope.

DIAGRM 9.5

By using wo prisms and a elescope in Diagram 9.5, sugges modi ca ion ha can be done o make a binocular.In your explana ion,

(i) draw he arrangemen o he prisms and lenses

(ii) draw ray diagram o explain how he image orm

(iii) s a etwoadvan ages using binocular compared o elescope when observing ar objec on he ground.[10 marks]

10. (a) Diagram 10.1 shows wa er waves moving owards he shore.

DIAGRM 10.1

i. Name he wave phenomena in Diagram 10.1. [1 mark]

ii. Wha happens o he waves as i approaches he headland? Give reasons. [3


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(b) Situation 1

Diagram 10.2

Situation 2

DIAGRM 10.3

Situation 1 A s uden can hear he sound rom he s opwa ch a i s loudes when cardboard ube B is a he posi ion shown in

Situation 2Diagram 10.3 shows a man shing. Eye A can see he mans image on he wa ers sur ace.

i. Name he ypes o waves in Si ua ion 1 and Si ua ion 2. [2

ii. Based on Diagrams 10.2 and 10.3, compare he direc ions o wave propaga ion. [

iii. Based on Diagrams 10.2 and 10.3, compare he angles o wave propaga ion and he normal.

iv. Based on Diagrams 10.2 and 10.3, rela e he angles be ore and a er he wave phenomena.

v. S a e he wave phenomena or Si ua ion 1 and Si ua ion 2. [1


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(c) o atrac more ouris o he island in Diagram 10.4 , a con rac or wan s o build a beach resor .As a consul an you are asked o give sugges ions on he proposed projec based on he ollowing aspec s:

i. Te loca ion o he resorii. Fea ures o reduce he erosion o he shoreiii. Fea ures o enable children o enjoy swimming in calm wa er.

DIAGRM 10.4[10 marks]

Sec ion C[20 marks]

Answer any one ques ion rom his sec ion.

11. (a) Archimedes principle s a es ha :

An object that is totally or partially submerged in uid experiences a buoyant force equal to the weight of uid displa

(i) Wha is mean by buoyan orce? [1 mark]

(ii) Diagram 11.1 shows a block is submerged in a liquid.

Diagram 11.1

Using he idea o diference in pressure P1 and P2 or diferen dep h, h1 and h2 , show ha he buoyanorce is equal o he weigh o liquid displaced. [4 mark

Keys:

h1 : dep h o upper sur ace

h2 : dep h o botom sur ace

liquid sur ace

A

P1


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(b) able 11.2 shows our ho air balloons, P, Q, R and S, wi h diferen speci ca ions.

TABLE 11.2


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You are required o de ermine he mos sui able balloon which can be used or sa e recrea ion. S udy he speci ca ion balloons rom he ollowing aspec s:

- he balloon envelope- he size o he balloon- he number o burner used- he ype o baske used o carry he passenger.

Explain he sui abili y o he aspec s.

Jus i y your choice. [10 marks]

(c) A ho air balloon is adhered o he ground. Te balloon con ains 1200 m3 o ho air o densi y 0.8 kg m-3.Te mass o he balloon (no including he ho air) is 400 kg . Te densi y o he surrounding air is 1.3 kg m-3.

Calcula e

i. he o al weigh o he balloon and he ho air. [2 maii. he buoyan orce exer ed on he balloon. [1 mark]iii. he ne orce exer ed on he balloon when i is released? [2 m

12. Fuses are used o preven damage o elec rical appliances due o curren surges.

(a) Diagram 12.1 shows a ypical circui on a household elec rical appliance ha has no been ear hed.

DIAGRM 12.1

i. Wha are he proper ies o a use wire? [1 mark]

ii. How does a use wire work o preven damage o he elec rical coil due o overhea ing?

iii. Why is i unwise o connec he use o he neu ral wire? [1

iv. Some elec rical appliances have an ou er chasis made o me al. Wha modi ca ion has o be done opreven elec ric shock when he coil is damaged and he live wire ouches he me al chasis?

(b) Fuse akes some ime o mel or blow. A as -blowing use is required o pro ec semiconduc or equipmen s whcanno s and high curren surge or oo long. When a use blows, sparking may occur which produces high emperaTe use wire is placed in a shea h or ca ridge as shown in diagram 12.2 o preven i s sparks rom causing damage.

DIAGRM 12.2


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able 12.1 shows he speci ca ions o ve uses ha can be used o pro ec a semiconduc or device.

De ermine he mos sui able use o pro ec a 240 V, 2400 W semiconduc or device. S udy he speci ca ions o alluses based on he ollowing aspec s.

- Te hickness o wire.- Te ca ridge ype.- Te ra ing o he use.- Te mel ing poin .

Explain he sui abili y o he aspec s and jus i y your choice. [1

(c) Diagram 12.3 shows wo bulbs connec ed in series. Diagram 12.4 shows he same bulbs connec ed in parallel. Assuming he batery has no in ernal resis ance, calcula e he power ou pu o bulb A and B in bo h he circui s

[4 marks]



TABLE 12.1


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Section A [28 marks]

Answerallques ions

1 A s uden carries ou an experimen o inves iga e how he empera ure o wa er increases wi h he ime o hea ihe se up o he appara us or he inves iga ion. Be ore he hea er is swi ched on, he ini ial empera ure, 0 , o he wa er is measured.

Diagram 1.2 shows meniscus o he mercury column in he hermome er.

Diagram 1.2

DIAGRM 1.1

A s opwa ch and he hea er are swi ched on simul aneously. A ime,t = 20 s, he empera ure, , o he wa er is read on hehermome er. Diagram 1.3 shows he meniscus o he mercury column in he hermome er.

Te procedure is repea ed or hea ing ime,t = 40 s, 60 s, 80 s, and 100 s. Te posi ions o he meniscus o he mercury column inhermome er are shown in Diagrams 1.4, 1.5, 1.6 and 1.7.


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(a) For he experimen described above, iden i y:

(i) he manipula ed variable ________________________________________________________________ [1 mark]

(ii) he responding variable ________________________________________________________________ [1 mark]

(iii) a cons an variable________________________________________________________________ [1 mark]

(b) Based on Diagram 1.2, de ermine he ini ial empera ure, 0 , o he wa er.

Ini ial empera ure, 0 = ______________________ [1 mark]

(c) Based on Diagrams 1.3, 1.4, 1.5, 1.6 and 1.7,

(i) Record he hermome er readings, , in he spaces provided on page 3. [1 mark]

(ii) Calcula e he values o or each hea ing ime using he ormula = - 0. abula e your resul sor and or all values o t in he space below.

[5 marks]

(d) On he graph paper on page 94, plo a graph o against . [5 marks]

(e) Based on your graph, s a e he rela ionship be ween andt ._______________________________________________________________________ [1 mark]


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2 A s uden carries ou an experimen o s udy he in er erence o sound waves. He wan s o inves iga e he rela i be ween wo coheren sources o sound waves,a , and he dis ance be ween wo consecu ives o cons ruc ive in er erence,x . Te dis ance be ween he loca ion where he sound is de ec ed, D, is 5 m. Te resul s o he experimen is shown in he graph o x agains as inDiagram 2.1.

(a) Based on he graph in diagram 2.1.

(i) S a e he rela ionship be weenx anda .________________________________________________________________ [1 mark]

(ii) De ermine he value o x i a = 4 m.Show on he graph, how you de ermined he value o x .

[3 marks]

(b) Te waveleng h o sound waves, , is given by he equa ion

(i) Calcula e he gradien o he graphx agains . Show on he graph how you de ermine he gradien .

[3 marks]

(ii) By using equa ion = and he value o he gradien ob ained in b (i), calcula e he waveleng h o so waves, , used in his experimen .

[3 marks]

(c) S a etwoprecau ion s eps ha should be aken o improve he resul s o his experimen .

_______________________________________________________________________

_______________________________________________________________________

_______________________________________________________________________

_______________________________________________________________________ [ 2 marks]


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DIAGRM 2.1


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Section B[12 marks]

Answer any one ques ion rom his sec ion

3. Diagram 3(a) shows Bobby riding on his mo orcycle wi h an accelera ion. Diagram 4(b) shows Sam riding pillion on Bohe accelera ion is no iceably reduced.

DIAGRM 4(A) DIAGRM 4(B)

Based on he in orma ion and observa ions above:

(a) S a e one sui able in erence. [1 mark]

(b) S a e one sui able hypo hesis. [1 mark]

(c) Using appara us such as a icker imer, a.c power supply and o her appropria e appara us, describe an experimenramework o inves iga e he hypo hesis s a ed in par (b).

In your descrip ion, s a e clearly

(i) Aim o he experimen .(ii) Variables in he experimen .

(iii) Lis o appara us and ma erials.

(iv) Arrangemen o he appara us

(v) Te procedure o he experimen which include he me hod o con rolling he manipula ed variableand he me hod o measuring he responding variable.

(vi) Te way you would abula e he da a.

(vii) Te way you would analyse he da a.[10 marks]


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4. Wa er is dripped a a cons an ra e in o wo diferen con ainers as shown in Diagram 4. Te cross-sec ion o he wa ehe drople s in he con ainers are shown in diagrams below.

DIAGRM 4

Based on he in orma ion and observa ion above:

(a) S a eone sui able in erence. [1 mark]

(b) S a eone sui able hypo hesis. [1 mark]

(c) Wi h he use o appara us such as a ripple ank , a vibra or mo or and o her appara us, describe an experimen rinves iga e he hypo hesis s a ed in 4 (b).

In your descrip ion, s a e clearly he ollowing;

(i) Aim o he experimen .

(ii) Variables in he experimen .

(iii) Lis o appara us and ma erials.(iv) Arrangemen o he appara us.

(v) Te procedures o he experimen include he me hod o con rolling he manipula ed variableand he me hod o measuring he responding variable.

(vi) Te way you would abula e he da a.

(vii) Te way you would analyse he da a.[10 marks]



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SOALAN ULANGKJI SPM 201364

Physics Jawapan

Physics Paper 1

1 D 26 B

2 C 27 A

3 D 28 A

4 A 29 C

5 C 30 D

6 C 31 B

7 A 32 A

8 B 33 D

9 B 34 C

10 A 35 D

11 A 36 A

12 D 37 A

13 D 38 B

14 C 39 D

15 D 40 C

16 B 41 C

17 C 42 B

18 C 43 A

19 B 44 B

20 A 45 C

21 A 46 B

22 B 47 C

23 B 48 A

24 C 49 D

25 D 50 C


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Physics Paper 2


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times physics 2013

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