Page 31 - Spotlight A+ Physics Form 4.5

SPM MODEL PAPER

Paper 1

[40 marks]
Instruction: Answer all questions.

a
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1. Which of the following is a base unit? A The gradient of the graph is —
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b
A kJ B p increases linearly with q
B µm a
C cd C If q = 1 then p = — + c
b
b
a
D The equation of the graph is p = —q + —
2. Which of the following are derived quantities? b a
I Mass of a satellite 5. Assume that the length, L, time, T and density,
II Proton charge ρ are chosen as the new base quantities of a
III Electrical power physics, what is the relationship of the derived
A I and II only quantity of mass in terms of ρ, L and T?
B I and III only 3
C II and III only A ρL
B LT 3
3
3. The following statement provides information C ρ L
(ρLT)
3
about a particular system. D ABBBB
6. Figure 2 shows five steel balls P, Q, R, S and T
The coordination of systems of with the same densities and sizes.
measurement units worldwide facilitates SPM MODEL PAPER
the field of science, sports, trade, medicine
and so on.

Which is the system mentioned above?
A Metric System P
B Imperial System Q R S T
C Universal Measurement System
D International System of Units

4. Figure 1 shows the relationship between the Figure 2
physical quantities of p and q. When ball P is pulled to the left, released and hit
ball Q with a displacement, the ball P becomes
p stationary while the ball T moves forward with
the same displacement. Give a reason for this
a situation.
A Impulsive force before collision = Impulsive
b force after collision
(0, c)
B Velocity of ball P before collision = Velocity
of ball T after collision
q
0
C Kinetic energy before collision = Kinetic
Figure 1 energy after collision
Which of the following statements is incorrect? D Momentum before collision = Momentum
after collision

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