physics 1 mid year form 4 2011
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physics spmTRANSCRIPT
1)
SMK ST JOHN
JLN BUKIT NANAS
KUALA LUMPUR
PEPERIKSAAN PERTENGAHAN TAHUN
TINGKATAN 4 TAHUN 2014
PHYSICS PAPER 1
Satu jam lima belas minit
JANGAN BUKA KERTAS SOALAN INI SEHINGGA DIBERITAHU 1. Kertas soalan ini mengandungi 50 soalan.
2. Jawab semua soalan.
3. Jawab dengan menghitamkan ruangan yang betul pada kertas jawapan.
4. Bagi setiap soalan hitamkan satu ruangan sahaja.
5. Sekiranya anda hendak menukarkan jawapan , padamkan tanda yang telah dibuat.
6. Kemudian hitamkan jawapan yang baru.
7. Satu senarai rumus disediakan di halaman 2.
8. Penggunaan kalkulator saintifik yang tidak boleh diprogramkan adalah dibenarkan.
Kertas soalan ini mengandungi 10 halaman bercetak
Disediakan oleh
Disemak oleh, Disahkan oleh,
Pn. Rismawati bt Ismail
En Jesu Iruthaya Nathan Pn. Siti Najwa bt Haji Sahri
Guru Fizik
Ketua Panitia Fizik Guru Kanan Sains& Matematik The following information may be useful. The symbols have their usual meaning.
1) Which of the following quantity is a scalar quantity? A Weight B Volume C Force D Acceleration2) Which of the following quantity is a vector quantity?
A WorkB Power C Velocity D Distance
3) The volume of a metal sphere is 12 cm 3. This volume in units of m 3 is A 1.2 x 10 - 2 B 1.2 x 10 - 3 C 1.2 x 10 5 D 1.2 x 10 7 E 1.2 x 10 - 9Which one of the following measurements is smallest?
A 1.5 x 10 2 kg B 1.5 x 10 7 g C 1.5 x 10 12 g
4) What is 0.0455 kg expressed in standard form?
A 0.455 x 10 - 1 kg B 4.55 x 10 - 2 kg C 45.5 x 10 - 3 kg D 455 x 10 - 4 kgThe ability of an instrument to detect a slight change that occurs in the measured quantity is called as
5) A precision B accuracy C sensitivity D error
6) Which of the following is most likely to show an accurate shooting but not so precisely? 7) The error is caused by the position of eye is not parallel to the scale of an instrument is called as
A positive zero error
B negative zero error
C parallax error9) Which of the following accuracy of the measuring instruments is true?
Measuring instruments Accuracy
ARuler
0.1 mm
BVernier calipers
0.01 mm
CMicrometer screw gauge 0.01 mm
10) Which of the following graphs F increases linearly to x.
11) Diagram 2 shows a track for 200m event. An athlete has finished the race in 25 s.
DIAGRAM 2
What is the velocity of the athlete?
A.
B. C.
D. E.
12) The velocity-time graph below shows the movement of an object.
Which acceleration-time graph below shows the movement of the object?
13) Diagram shows two trolleys of the same mass approaches each other with the same speed.
If the collision between the trolleys is elastic, what happens to the trolleys after collision?AThe trolleys stop
BThe trolleys move off together
CThe trolleys move off separately in opposite directions
14) Diagram shows a system of three identical springs. The original length of each spring is 10 cm. It is stretched to 13 cm when it is loaded with mass of 50 g.
What is the total length of spring, X cm?
A 26 cmB 29 cm C32 cmD 39 cm
15) Diagram shows a man is pilling a rope vertically downwards to lift a load of 15 kg on the other end through a vertical height of 2 m.
What is the work done?
A 7.5 J B17 J C 30 J D 150 J E300 J16) Which of the following ticker tapes describes a motion of deceleration?
17) Which object has the largest inertia?
A
B
Mass = 90 kg Mass = 360 kg
C
D
Mass = 1000 kg Mass = 12000 kg18) Diagram 18.1 shows a trolley with an electric fan.
DIAGRAM 18.1
What happens to the trolley when the electric fan is switched on?AMoves towards Q
BMoves towards P
CRemains stationary
DMoves towards Q and then towards P 19) Diagram 19.1 shows the condition of a car after an accident.
DIAGRAM1 9.1 The function of the crumple zone of the car is to reduce the
A inertia B momentum
C impulsive force D gravitational force
20) Which object moves with the largest acceleration?
A
B
C
D
21) The diagram shows the scale of a micrometer screw gauge.
What is the reading of the micrometer?
A 6.00 mm B 6.02 mm C 6.45 mm D 6.48 mm22) The diagram shows a ball falls down with a constant velocity.
Which of the following is true?
A W < U + R B W > U + R
C W = U + R D W < mg23) The diagram shows an athlete is landing on the mattress on a high jump event.
Which physical quantity increases while the athlete is falling down?
A Inertia of the athlete.
B Weight of the athlete.
C Kinetic energy of the athlete.
D Potential energy of the athlete.
24) The diagram shows a load M supported by the arrangement of springs, P, Q, and R. All the springs are identical.
Which comparison is correct about the force constant of P, Q, and R ?
AP < Q < R BQ < R < P
CR < Q < P DR < P < Q
25) Which of the velocity-time graph shows the movement of a car which is accelerating followed by constant velocity?
A
B
C
D
26) The graph shows the motion of a car in a straight line.
How long will it take for the car to travel a distance of 260 m?
A 5 seconds B 10 seconds C 15 seconds D 20 seconds E 25 seconds
27) The diagram shows a 2 kg object pulled upwards by a force of 30 N.
Calculate the accelaration of the object
A 2 m s-2 B 5 m s-2 C 6 m s-2
D10 m s-2 E 15 m s-2
28) The diagram below shows a boy pulling a box ..
If the value of frictional force is 5N calculate the acceleration of the box?A 2.50 m s-2 B 3.75 m s-2 C 5.00 m s-2D 6.25 m s-2 E 8.75 m s-229) A pebble and a piece of cotton are released at the same time in a vacuum.
Which observation is correct ? A Both objects will float B Both the objects will reach the base at the same time
C The pebble reaches the base earlier than the piece of cotton D The piece of cotton reaches the base earlier than the pebble30) The diagram shows a 4 kg metal ball being dropped 4 m onto the ground.
What is the kinetic energy right before it hits the ground?(Ignore air resistance)A16 J. B 40 J. C160 J D 640 J
31) Three forces, P, Q and R, act simultaneously on object, O, are in equilibrium.
Which of the following vector diagrams represents the three forces?
A
B
C
D
.
32) Which of the following is the unit of momemtum?
A Ns
Bkg ms-2C kg s-2
Dkg-1s-233) Diagram shows a graph of the extension force, F, against the extension, x, for two springs R and S.
What conclusion can you make from the graph?
AThe diameter of the coil of spring S is bigger than the diameter of the coil of spring R.
BThe diameter of the wire of spring S is thicker than that of spring R.
CSpring R and spring S are made of the same material.
DSpring S is shorter.
34) An object of mass 0.4 kg is pulled with a force of 20 N for 10 s. How much is the impulse upon the object?
A8 Ns B 80 Ns C 200 Ns D 250 Ns
E500 Ns35) A boy kicks a stationary ball of mass 0.15 kg. If the ball moves forward at a velocity of 60 ms-1 and the time interval of contact of the boys foot on the ball is 0.005 s, what is the impulse force of the ball?
A300 NB 600 N C 1800 N D 6000 N
E 12000 N
36) A softball player moves his hand backwards while catching a fast-moving ball.
This movement of hand is to
Aincrease the impulsive force
Bcontrol the ball to stop it falling
Cincrease the stopping time of the ball
37) Which of the following objects acted on by a pair of forces will accelerate?
38) The figure shows forces , F1 and F2 , exerted on a wooden block placed on a table surface. The friction between the block and the table surface is 2 N.
Which pair of forces F1 and F2 causes the wooden block to move with acceleration?
F1 / N
F2/ N
A 5
7
B 3
5
C 6
4
D 3
2
E 4
139) Two objects P and Q of masses 0.8 kg and 0.6 kg respectively moving towards each other. After collision object P bounces back with a velocity of 1.6 ms-1. What is the velocity and the direction of motion of object Q after collision?A0.8 ms-1 moves to left
B0.8 ms-1 moves to right
C2.2 ms-1 moves to left
D2.2 ms-1 moves to right40) The total mass of a bullet and a cannon is 300 kg.
If the bullet of mass 10 kg is fired from the cannon , the recoil velocity of the cannon is 1.5 ms-1 . Calculate the velocity of the bullet when the bullet is fired.
A43.5 ms-1 B 45.0 ms-1 C 50.0 ms-1
D65.0 ms-1 E 68.5 ms-141) An object moves with an uniform velocity.With of the following displacement against time graph shows the motion of the object. ?
42) Which velovity-time graph correctly describes the object moving with an increasing acceleration.
43) The graph shows how the velocity, v of an object changes with time, t. Which section of the graph shows the object moving with a decreasing acceleration? A PQ B QR C RS D ST44) Based on the velocity time graph below calculate the deceleration. A 60 ms-2 B 30 ms-2 C 2.5 ms-2 D 1.25 ms-2 E0.5 ms-245) Based on the velocity time graph below, what is the total displacement? A 0 mB 5m C 10 m D 20 m E50 m46) The graph shows how the velocity of a car changes with time
Which of the following can be deduced from the
graph?
AThe car accelerates uniformly
BThe car decelerates until it stops
C The car first accelerates and then moves with a steady velocity
D The car first decelerates and then moves with a steady velocity
47) What is the name of the property of a body which resists a change in its state of rest or of uniform motion?AAcceleration B Density
C Inertia D Velocity48) Based on the figure below , calculate the average velocity. A 0.2 ms-1 B 0.3 ms-1 C 0.4 ms-1
D 0.5 ms-1 E 0.5 ms-1
49) Which of the following shows an object moving with zero acceleration ?
50) A cyclist riding at a velocity 8 ms-1 and is accelerating with 4 ms-2. What is the velocity of the cyclist after 5 s?A 16 ms-1 B 20ms-1 C 24 ms-1
D 28 ms-1 E 32 ms-1 EMBED PBrush
3 N
4 N
2 kg
4 N
9 N
3 kg
Crumple zone
Zon remuk
P
Q
Trolley
Electric fan
Air flow
6 N
11 N
2 kg
1 kg
2 N
1 N
Upthrust force, U
Air resistance, R
weight, W
0
12
16
velocityy
velocity
velocity
time
time
time
time
velocity
10
20
25
t/s
v/ms-1
metal ball
ground
h = 4 m
Vacuum
5.0 N
4.0kg
surface
600
30 N
2 kg
30 N
Frictionless pulley
Takal yang
licin
Q
R
P
O
Q
P
R
R
P
Q
P
RC
Q
Q
R
P
F/N
x/cm
R
S
EMBED PBrush
EMBED PBrush
EMBED PBrush
EMBED PBrush
EMBED PBrush
EMBED PBrush
EMBED PBrush
EMBED PBrush
4531/1
Physics
Paper 1
MEI
2014
1 jam
Nama: ____________________________
Tingkatan 4:______
Tingkatan 5: _______________________
n = real depth
apparent depth
EMBED Equation.3
Linear magnification, m = v
u
P = 1/ f
v = f (
( = EMBED Equation.3
Q = It
E = VQ
V = IR
E = V + Ir
Power, P = VI
EMBED Equation.3
32. Efficiency = EMBED Equation.3 x 100%
33. eV = mv2
34. E = mc2
35. g = 10 ms-2
1. a = EMBED Equation.3
2 v2 = u2 + 2as
3 s = ut + EMBED Equation.3 at2
4 Momentum = mv
5 F = ma
6 Kinetic energy = mv2
7 Gravitational potential energy = mgh
8 Elastic potential energy = EMBED Equation.3 Fx
9 Power, P = energy
time
10 = EMBED Equation.3
11 Pressure, p =h(g
12 Pressure, p = EMBED Equation.3
13 Heat, Q = mc(
14 Heat, Q = m
15 P1V1 = P2V2
16 V1 = V2
T1 T2
17 P1 = P2
T1 T2
18 EMBED Equation.3 = constant
19 n = EMBED Equation.3
PAGE 1
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