Kinematics: Motion Essentials

Practice displacement, velocity, acceleration, and motion graphs. Ideal for students preparing board exams and competitive tests.

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QUESTION NO 01

Acceleration is the rate of change of?

Answer: Velocity

Acceleration a = Δv/Δt is the rate of change of velocity.

Shahzad Mahota @shahzad-mahota

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QUESTION NO 02

A body moving with constant speed in a straight line has?

Answer: Zero acceleration

Constant velocity means acceleration is zero.

Shahzad Mahota @shahzad-mahota

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QUESTION NO 03

Work done is zero when force is?

Answer: Perpendicular to displacement

W = F·s·cosθ; if θ = 90°, work is zero.

Shahzad Mahota @shahzad-mahota

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QUESTION NO 04

Kinetic energy of a body of mass m and speed v is?

Answer: (1/2)mv²

Translational kinetic energy K = ½mv².

Shahzad Mahota @shahzad-mahota

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QUESTION NO 05

Momentum is the product of?

Answer: Mass and velocity

Linear momentum p = mv.

Shahzad Mahota @shahzad-mahota

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QUESTION NO 06

Impulse equals the change in?

Answer: Momentum

Impulse J = FΔt = Δp.

Shahzad Mahota @shahzad-mahota

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QUESTION NO 07

Centripetal force is directed?

Answer: Towards the centre of the circle

Centripetal force always points toward the centre of circular motion.

Shahzad Mahota @shahzad-mahota

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QUESTION NO 08

Gravitational force between two masses is?

Answer: Always attractive

Newton's law of gravitation is always attractive.

Shahzad Mahota @shahzad-mahota

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QUESTION NO 09

Escape velocity from Earth's surface is approximately?

Answer: 11.2 km/s

Escape speed from Earth is about 11.2 km/s.

Shahzad Mahota @shahzad-mahota

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QUESTION NO 10

Power is defined as?

Answer: Rate of doing work

Power P = W/t (or F·v).

Shahzad Mahota @shahzad-mahota

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Kinematics: Motion Essentials

Acceleration is the rate of change of?

A body moving with constant speed in a straight line has?

Work done is zero when force is?

Kinetic energy of a body of mass m and speed v is?

Momentum is the product of?

Impulse equals the change in?

Centripetal force is directed?

Gravitational force between two masses is?

Escape velocity from Earth's surface is approximately?

Power is defined as?

Published By

Shahzad Mahota

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00

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Kinematics: Motion Essentials

Acceleration is the rate of change of?

Explanation

A body moving with constant speed in a straight line has?

Explanation

Work done is zero when force is?

Explanation

Kinetic energy of a body of mass m and speed v is?

Explanation

Momentum is the product of?

Explanation

Impulse equals the change in?

Explanation

Centripetal force is directed?

Explanation

Gravitational force between two masses is?

Explanation

Escape velocity from Earth's surface is approximately?

Explanation

Power is defined as?

Explanation

Published By

Shahzad Mahota

00

00

00

00

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