Physics SPM 2023 Perak 州试卷 Modul Kecemerlangan Set 1 Kertas 1（40 题附答案）- Cerdek

1

Which of the following is a vector quantity?

A Speed B Mass C Force D Energy

2

Diagram 1 shows the motion of a bicycle. What is the type of motion?

A Uniform velocity B Decreasing velocity C Increasing velocity D Non-uniform velocity

3

Chong throws a stone upwards vertically with an initial velocity of 20 m s$^{-1}$. What is the maximum height that the stone can reach if the air resistance is neglected? [Gravitational acceleration, g = 9.81 m s$^{-2}$]

A 10.30 m B 20.39 m C 30.29 m D 40.30 m

4

Which of the following has the biggest inertia?

A

B

C

D

5

Which of the following statements are true about inelastic collision? I The total energy is conserved before and after the collision. II The total kinetic energy is not conserved before and after the collision. III The momentum is conserved before and after the collision. IV The total momentum is conserved before and after the collision.

A I and II B I and IV C I, II and III D I, II and IV

6

Which of the following graphs shows the correct variation of gravitational acceleration, g and distance, r from the centre of the Earth for the position of r ≥ R?

A

B

C

D

7

Newton's Universal Law of Gravitation states that the gravitational force between two bodies is directly proportional to the product of the masses of the two bodies and is inversely proportional to

A the distance between the two bodies B the square of the product of the bodies' radius C the cube of the distance between the two bodies D the square of the distance between the two bodies

8

The orbital periods of the Earth and Jupiter are 1.0 year and 11.9 years respectively. If the orbital radius of the Earth is $1.50 \times 10^{11}$ m, calculate the orbital radius of Jupiter.

A $2.88 \times 10^{10}$ m B $7.82 \times 10^{11}$ m C $1.79 \times 10^{12}$ m D $6.16 \times 10^{12}$ m

9

Which statement describes the geostationary satellite correctly?

A Widely used in Earth imaging B Direction of motion is not the same as the direction of the Earth's rotation C The orbital period is longer than the Earth's orbital period D Always above the same geographical location on the surface of the Earth

10

Diagram 2 shows two metal blocks P and Q. Which of the following statements is true about the situation?

A P and Q are in thermal equilibrium B P and Q are not in thermal contact C Energy is transferred from P to Q only D The rate of heat transfer is higher from P to Q

Perak Trial 2023 Physics Kertas 1 · Modul Kecemerlangan Set 1

Perak Trial 2023 Physics Kertas 1 · Modul Kecemerlangan Set 1

Perak Trial 2023 Physics Kertas 1 · Modul Kecemerlangan Set 1

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