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WAEC Physics – Ghana

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Question 221

A simple pendulum has a period of 2 seconds. If the length of the pendulum is quadrupled, what is the new period?
Simple harmonic motionSimple Harmonic Motionmedium

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Question 222

Which of the following best describes the pressure at a point in a fluid at rest?
Pressure and fluidsPressure in Fluidsmedium

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Question 223

Which type of wave requires a medium to propagate?
Waves and oscillationsWaveseasy

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Question 224

In an elastic collision between two identical masses, which of the following is true?
Forces and Newton's lawsCollisions and Conservation Lawsmedium

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Question 225

What is the efficiency of a machine that does 200 J of work while consuming 500 J of energy?
Work, energy, powerWork and Energyeasy

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Question 226

Which phenomenon explains the bending of light as it passes from air into water?
Light, OpticsRefraction and Reflectionmedium

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Question 227

Which nuclear particle has no electric charge?
Nuclear physicsNuclear Particleseasy

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Question 228

An object moves in uniform circular motion. Which of the following statements is true about its velocity and acceleration?
Circular motionUniform Circular Motionhard

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Question 229

Which of Newton's laws explains why passengers lurch forward in a car when it suddenly stops?
Forces and Newton's lawsNewton's laws of motionmedium

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Question 230

An object moves in a circle of radius 2 m at a constant speed of 4 m/s. What is the centripetal acceleration?
Circular motionCircular motion and gravitationmedium

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