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WAEC Physics AI Practice

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Question 241

In nuclear physics, what particle is emitted in alpha decay?
Nuclear physicsNuclear decaymedium

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Question 242

What is the focal length of a converging lens if the image of an object 30 cm away is formed 60 cm on the other side?
OpticsLens and mirrorshard

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Question 243

A transverse wave has a frequency of 50 Hz and a wavelength of 2 m. What is its speed?
Waves and oscillationsWaves and oscillationseasy

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Question 244

A vector quantity is characterized by which of the following?
Scalars and vectorsScalars and vectorseasy

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Question 245

An object moves with constant velocity in a straight line. What can be said about the net force acting on it?
Motion (1D and 2D)Motion (1D and 2D)easy

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Question 246

Which of the following describes the work done when a force acts perpendicular to displacement?
Work, energy, powerWork, energy, powermedium

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Question 247

A mass attached to a spring oscillates with a period T. If the mass is quadrupled, what happens to the period?
Simple harmonic motionSimple harmonic motionmedium

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Question 248

What causes atmospheric pressure?
Pressure and fluidsPressure and fluidseasy

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Question 249

In an electrical circuit, what quantity is measured in ohms?
Electricity and magnetismElectricity and magnetismeasy

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Question 250

Which nuclear particle determines the atomic number of an element?
Atomic physicsAtomic physicsmedium

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