Nama: …………………………………..
Tingkatan: …………
KELAS BIMBINGAN FASA 1 2017
Section A
1. Diagram 1.1 shows a trolley moving down an inclined plane. The ticker timer
vibrates at frequency 50Hz.
Diagram 1.2 shows the ticker tape produced by the motion of the trolley.
(a) Underline the correct answer in the bracket to complete the sentence below.
The type of current used in the ticker timer is (direct current, alternating
current).
[1 mark]
(b) Based on Diagram 1.2,
(i) One tick is represented by the time taken from point ……….. to point…………
[1 mark]
(ii) Compare the distance between PQ and ST.
…………………………………………………………………………………………………………………
[1 mark]
(iii) state the type of motion of the trolley.
………………………………………………………………………………………………………………….
[1 mark]
1
Nama: ………………………………….. Tingkatan: …………
KELAS BIMBINGAN FASA 1 2017
2. Diagram 2 shows an egg being dropped onto a wooden block. The egg cracks after
an impact. The velocity of the egg just before the impact is 5 m s -1 .
(a) Name the force involved during the impact.
……………………………………………………………………………………………………………………… .
[1 mark]
(b) Give one reason why the egg cracked after the impact.
……………………………………………………………………………………………………………………… .
[1 mark]
(c) The mass of the egg is 0.05 kg.
Calculate the momentum just before the impact.
[2 marks]
(d) Give one suggestion how you would avoid the egg from cracking when dropped
from the same height.
……………………………………………………………………………………………………………………… .
[1 mark]
2
Nama: ………………………………….. Tingkatan: …………
KELAS BIMBINGAN FASA 1 2017
3. Diagram 3.1 shows the arrangement of apparatus in an experiment to
determine the relationship between the extension e of a spring T with weight
W. The relationship of e with W. is shown in the graph in Diagram 3.2.
Diagram 3.1
Diagram 3.2
(a) A law states that;
The extension of a spring is directly proportional to the force applied if the elastic limit of
the spring is not exceeded.
(i) Name this law.
……………………………………………………………………………………………………………………………
[1 mark]
(ii) Mark with a cross ( x ) the elastic limit of the spring on the graph in
Diagram. 3.2.
[1 mark]
(b) The spring stores energy when it is extended.
Calculate the energy stored in the spring when it is extend by 4 cm.
3
Nama: ………………………………….. Tingkatan: …………
KELAS BIMBINGAN FASA 1 2017
[3 marks]
(c) Another spring, identical to spring T, is added to the arrangement in Diagram 3.1. This
new arrangement is shown in Diagram 3.3. The experiment is then repeated.
Diagram 3.3
Sketch the graph of W against e for this experiment on the graph in Figure 3.2.
[ 1 mark]
4
Nama: ………………………………….. Tingkatan: …………
KELAS BIMBINGAN FASA 1 2017
4. Diagram 4 shows a worker lifting a load of mass 20 kg using a pulley system. The
worker applies force of 220 N to pull the rope down a distance of 0.5 m. The load
is raised to a height of 0.5 m.
(a) what is meant by work?
…………………………………………………………………………………………………………………………….
[1 mark]
(b) Calculate the work done.
(i) By the worker to pull the rope down a distance of 0.5m.
[2 marks]
(ii) On the load to raise it to a height of 0.5 m.
[2 marks]
(c) (i) Compare the work done in 4(b)(i) and 4(b)(ii).
…………………………………………………………………………………………………………………
[1 mark]
5
Nama: ………………………………….. Tingkatan: …………
KELAS BIMBINGAN FASA 1 2017
(ii) State why there is a difference between the work done in 4(b)(i) and 4(b)
(ii).
…………………………………………………………………………………………………………………
[1 mark]
5. Diagram 5.1(a) shows a boy skating down a ramp from position X.
Diagram 5.1(b) shows the velocity-time graph of the boy from X to Z.
Diagram 5.2(a) shows the same boy skating down from position Y by using another
ramp.
Diagram 5.2 (b) shows the velocity-time graph of the boy from Y to Z.
6
Nama: ………………………………….. Tingkatan: …………
KELAS BIMBINGAN FASA 1 2017
Both ramps are of the same slope and surface.
(a) Name the physical quantity represented by the gradient of the velocity-time
graph.
……………………………………………………………………………………………………………………… .
[1 mark]
(b) Observe Diagram 5.1(a) and Diagram 5.2 (a).
(i) Compare the gravitational potential energy of the boy at X and Y.
……………………………………………………………………………………………………………… .
[1 mark]
(ii) Compare the velocity of the boy at Z in these two situations.
……………………………………………………………………………………………………………….
[1 mark]
(iii) Compare the kinetic energy of the boy at Z in these two situations.
……………………………………………………………………………………………………………….
[1 mark]
(c) Based on the answer in 8(b),
(i) State the relationship between the gravitational potential energy and the
kinetic energy of the boy.
………………………………………………………………………………………………………………
[1 mark]
(ii) State the physics concept involved.
………………………………………………………………………………………………………………….
[1 mark]
(d) (i) Based on Diagram 5.1(a), what happens to the velocity of the boy when he
skates from Z to Q?
………………………………………………………………………………………………………………….
[1 mark]
(ii) Give one reason for the answer in 5(d)(i).
7
Nama: ………………………………….. Tingkatan: …………
KELAS BIMBINGAN FASA 1 2017
…………………………………………………………………………………………………………………
[1 mark]
6. Diagram 6.1 and Diagram 6.2 show a student throwing an iron ball in a shot put
event using different throwing techniques. The angle of projection and the force used by
the student in both techniques are the same.
DIAGRAM 6.1
8
Nama: ………………………………….. Tingkatan: …………
KELAS BIMBINGAN FASA 1 2017
DIAGRAM 6.2
(a) Observe Diagram 6.1 and Diagram 6.2.
(i) Compare the distance of the hand movement to throw the iron ball.
…………………………………………………………………………………………………………………………..
[1 mark]
(ii) Based on the answer in 6(a)(i), compare the work done by the student between the two
throwing techniques.
……………………………………………………………………………………………………………………………………………
[1 mark]
(iii) If the force which acts on the iron ball is 20N and the distance of hand movement
is 0.5 m, calculate the work done by the student.
[2 marks]
(b) (i) Based on the answer in 11(a)(i), state the relationship between the energy gained by the iron
ball and the distance of projection.
……………………………………………………………………………………………………………………………………
[1 mark]
ii) State the principle involved.
…………………………………………………………………………………………………
[1 mark]
(c) (i) Using Diagram 10.1, what happens to the falling time if an iron ball of a bigger mass is used?
……………………………………………………………………………………………………………………………………….
9
Nama: ………………………………….. Tingkatan: …………
KELAS BIMBINGAN FASA 1 2017
[1 mark]
(ii) Give one reason for your answer in 11(c)(i).
…………………………………………………………………………………………………………………………
…………..
[1 mark]
7. Diagram 7 shows a load hung on a spring.
(a) The mass of the load can be determined by using the formula F = kx , where F is
the force, k is the spring constant and x is extension of spring.
(i) Name the physics law related to the above formula.
………………………………………………………………………………………………………………….
[1 mark]
(ii) The mass of the load is 1 kg.
Calculate the spring constant of the spring P when the extension of the
spring is 2 cm.
[2 marks]
(b) Spring P breaks when it is used to hang a heavy load.
(i) Stiffness of the spring.
……………………………………………………………………………………………………………
Reason
10
Nama: ………………………………….. Tingkatan: …………
KELAS BIMBINGAN FASA 1 2017
…………………………………………………………………………………………………………… .
[2 marks]
(ii) Thickness of the wire.
…………………………………………………………………………………………………………… .
Reason
……………………………………………………………………………………………………………
[2 marks]
(iii) Type of material.
…………………………………………………………………………………………………………… .
Reason
…………………………………………………………………………………………………………… .
[2 marks]
(c) Another identical spring, Q is used to hang the heavy load.
Suggest the arrangement of these spring to hang the heavy load without
breaking the springs.
……………………………………………………………………………………………………………………… .
[1 mark]
11
Nama: ………………………………….. Tingkatan: …………
KELAS BIMBINGAN FASA 1 2017
8. Diagram 8.1 and Diagram 8.2 show two ways in which a gardener moves a wheelbarrow on a
muddy road.
Weight, W
Weight, W
Diagram 8.1 Diagram 8.2
(a) On Diagram 8.1 and Diagram 8.2, indicate and label:
(i) the direction of force F exerted by the gardener on the handle of each wheelbarrow to make
it move. [2
marks]
(ii) the direction of the vertical component FY, of the force in (a)(i). [2 marks]
(b) (i) Based on the answers in (a)(i) and (a)(ii), which of the ways is more suitable on the
muddy road?
……………………………………………………………………………………………………………………
……… [1 mark]
(ii) Explain the reason for your answer in (b)(i).
……………………………………………………………………………………………………………………………
[2 marks]
(c) The wheel of the wheelbarrow exerted pressure on the muddy road. The resultant force
exerted by the wheel on the road surface is 500 N and the area of the wheel in contact with
the road is 2 x 10-3 m2
(i) What does the word pressure mean?
…………………………………………………………………………………………………………………………………
[1 mark]
12
Nama: ………………………………….. Tingkatan: …………
KELAS BIMBINGAN FASA 1 2017
(ii) Calculate the pressure exerted on the surface of the muddy road.
[2
marks]
(iii) State one modification that could be made to the wheelbarrow to reduce the pressure
exerted on the road. Explain your answer.
………………………………………………………………………………………………………………………………
[2 marks]
Section B
9 (a) Di agram 2.1 sh ows two i den ti cal s tee l bal ls place d onto s pri ng M an d spring N.
Both springs are elastic and fixed to a horizontal surface. The springs are pushed down until
the lengths of spring M and spring N are the same.
Diagram 2.2 shows the maximum heights reached by the balls when the hands
are released.
[Assume spring M and spring N are of the same material, same coil diameter
and same original length]
13
Nama: ………………………………….. Tingkatan: …………
KELAS BIMBINGAN FASA 1 2017
Diagram 2.2
(i) What is the meaning of elasticity?
[1 mark]
(ii) Using Diagram 2.1 and Diagram 2.2, compare the thickness of the spring wire and
the maximum height reached by the balls.
Relate the thickness of the spring wire with the maximum height of the ball to
make a deduction regarding the relationship between the thickness of the spring wire
and the elastic potential energy of the spring.
14
Nama: ………………………………….. Tingkatan: …………
KELAS BIMBINGAN FASA 1 2017
[5 marks]
(b) The forces used to compress the springs in Diagram 2.1(a) and Diagram 2.1(b)
are F1 and F2 respectively.
(i) Compare F1 and F2.
Give one reason for the answer.
[2 marks]
(ii)Using Diagram 2.1 and Diagram 2.2, state the energy changes that take
place from the moment the spring is compressed until the ball reaches its
maximum height.
[2 marks]
(c) Diagram 2.3 shows a pole vaulter performing a jump.
Diagram 2.3
Using appropriate physics concepts, explain the use of suitable equipment and techniques to improve
his performance.
(i) Your answer should include the following aspects:
(ii) Vaulter's attire
(iii) Vaulter's movement
(iv) Pole used
(v) Safety
[10 marks]
15
