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WAEC Physics AI Practice

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Question 151

What is the main difference between a scalar and a vector quantity?
Scalars and vectorsScalars and vectorseasy

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Question 152

A force of 10 N acts on a 2 kg object. What is the acceleration of the object?
Forces and Newton's lawsNewton's laws of motioneasy

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Question 153

Which of the following quantities is conserved in all types of collisions?
Motion and forcesConservation laws in collisionsmedium

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Question 154

What is the work done when a force of 15 N moves an object 3 m in the direction of the force?
Work, energy, powerWork and energyeasy

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Question 155

A mass on a spring executes simple harmonic motion with period T. If the mass is quadrupled, what happens to the period?
Simple harmonic motionSimple harmonic motionmedium

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Question 156

At what point in the circular motion of a satellite is its speed the greatest?
Circular motionCircular and planetary motionmedium

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Question 157

Which of the following best explains why pressure in a fluid increases with depth?
Pressure and fluidsFluid pressureeasy

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Question 158

In the photoelectric effect, what happens when the frequency of incident light is below the threshold frequency?
Atomic physicsPhotoelectric effecthard

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Question 159

What is the SI base unit for measuring electric current?
Electricity and magnetismElectricity and Magnetismeasy

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Question 160

An object moves with a constant velocity in one dimension. Which of the following is true?
Motion (1D and 2D)Motion in One Dimensioneasy

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