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JAMB Physics Practice

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Question 1

What is the correct number of significant figures in the measurement 0.004560?

Measurement and significant figuresMeasurement and significant figureseasy

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Question 2

Which of the following quantities is a vector?

Vectors and scalarsVectors and scalarseasy

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Question 3

A car accelerates uniformly from rest to 20 m/s in 5 seconds. What is its acceleration?

Kinematics and motion equationsKinematicseasy

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Question 4

According to Newton's third law, if object A exerts a force on object B, then object B...

Forces and Newton's lawsNewton's lawseasy

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Question 5

Work done by a force is maximum when the force is applied at what angle to the displacement?

Work, energy, and powerWork and energyeasy

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Question 6

Momentum is defined as the product of mass and...

Momentum and collisionsMomentumeasy

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Question 7

In simple harmonic motion, the acceleration is always directed...

Simple harmonic motionSimple harmonic motionmedium

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Question 8

The speed of a wave on a string depends on...

Waves: properties, equation, speedWave speedmedium

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Question 9

The Doppler effect occurs due to...

Sound: Doppler effect, intensity, resonanceDoppler effectmedium

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Question 10

When light passes from air into water, it bends...

Light: nature, speed, reflection, refractionRefractioneasy

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Question 11

A concave mirror always forms a real image when the object is placed...

Optics: mirrors, lenses, diffraction, interferenceConcave mirrorsmedium

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Question 12

Ohm's law states that the current through a conductor is directly proportional to the...

Circuits: current, voltage, resistance, Kirchhoff's lawsOhm's laweasy

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Question 13

The magnetic force on a moving charge is maximum when the velocity is...

Magnetism: field, force on charges, inductionMagnetic forcemedium

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Question 14

Electromagnetic waves consist of...

Electromagnetic wavesNature of electromagnetic wavesmedium

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Question 15

Which atomic particle is negatively charged?

Atomic structure and quantum theoryAtomic particleseasy

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Question 16

The half-life of a radioactive isotope is the time taken for...

Nuclear physics: radioactivity, mass-energy, reactionsRadioactivitymedium

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Question 17

First law of thermodynamics states that energy can be...

Thermodynamics: heat, temperature, entropyFirst law of thermodynamicseasy

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Question 18

Entropy in a closed system tends to...

Thermodynamics: heat, temperature, entropySecond law of thermodynamicsmedium

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