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WAEC Physics – Liberia

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Question 21

A body moves with a constant velocity of 10 m/s for 5 seconds. What is its displacement?
Motion (1D)Motion - Lineareasy

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Question 22

Which force is responsible for the circular motion of a satellite orbiting the Earth?
Circular motionCircular Motionmedium

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Question 23

A spring with spring constant k is stretched by a distance x. What is the elastic potential energy stored in the spring?
ElasticityElastic Potential Energymedium

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Question 24

Which of the following correctly expresses Newton's Second Law of Motion?
Forces and Newton's lawsNewton's Laws of Motioneasy

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Question 25

A wave has a frequency of 500 Hz and a wavelength of 0.6 m. Calculate its speed.
Waves and oscillationsWave Propertiesmedium

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Question 26

In simple harmonic motion, the restoring force is directly proportional to:
Simple harmonic motionSimple Harmonic Motionmedium

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Question 27

Which phenomenon demonstrates the particle nature of light?
LightNature of Lighthard

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Question 28

If 100 J of work is done in 5 seconds, what is the power output?
Work, energy, powerPower Calculationeasy

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Question 29

Which of the following correctly describes the pressure at a point beneath a liquid surface?
Pressure and fluidsFluid Pressuremedium

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Question 30

Which of the following statements best describes Newton's Third Law?
Forces and Newton's lawsNewton's lawseasy

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