WAEC Physics – Gambia

Question 1

Which of the following quantities is a vector?

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Question 2

A body moves with a uniform velocity of 20 m/s for 5 seconds. What is the displacement?

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Question 3

An object is moving in a circle of radius 2 m at a constant speed of 4 m/s. What is its centripetal acceleration?

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Question 4

Which of the following statements best describes Newton's First Law of Motion?

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Question 5

A spring stretches by 0.05 m when a force of 10 N is applied. What is the spring constant?

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Question 6

Which process results in the transfer of heat through molecular collisions without the movement of the material as a whole?

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Question 7

In an RC circuit, what happens to the current immediately after the switch is closed?

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Question 8

Which nuclear process involves the splitting of a heavy nucleus into two lighter nuclei?

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Question 9

A light ray passes from air into glass with refractive index 1.5. If the angle of incidence is 30°, what is the angle of refraction? (sin 30°=0.5)

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Question 10

A mass attached to a spring oscillates with amplitude 0.1 m and period 2 s. What is the frequency of oscillation?

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