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WAEC PhysicsLiberia

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Question 141

In an electric circuit, what does a resistor do?
Electricity and magnetismElectric circuitseasy

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Question 142

What type of radiation is emitted during alpha decay?
Nuclear physicsRadioactivity and nuclear decaymedium

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Question 143

According to Newton's Second Law, if the net force on an object doubles while its mass remains constant, its acceleration will:
Forces and Newton's lawsNewton's Laws of Motioneasy

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Question 144

The work done by a force of 10 N moving an object through 3 m in the direction of the force is:
Work, energy, powerWork and Energymedium

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Question 145

An object moves in a circle at constant speed. Which of the following is true about the acceleration?
Circular motionUniform Circular Motionmedium

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Question 146

The period of a simple harmonic oscillator depends on:
Simple harmonic motionSimple Harmonic Motionmedium

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Question 147

Which of the following statements about pressure in fluids is correct?
Pressure and fluidsPressure in Fluidsmedium

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Question 148

Which law explains the relationship between current, voltage, and resistance in an electrical circuit?
Electricity and magnetismElectric Circuitseasy

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Question 149

In the nucleus, the strong nuclear force primarily acts to:
Nuclear physicsNuclear Forceshard

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Question 150

Which phenomenon explains the bending of light when it passes from air into water?
Light and OpticsRefraction and Reflectioneasy

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