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

Power is defined as?

Answer: Rate of doing work

Power P = W/t (or F·v).

Shahzad Mahota @shahzad-mahota

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QUESTION NO 02

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 03

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 04

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 05

Impulse equals the change in?

Answer: Momentum

Impulse J = FΔt = Δp.

Shahzad Mahota @shahzad-mahota

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QUESTION NO 06

Momentum is the product of?

Answer: Mass and velocity

Linear momentum p = mv.

Shahzad Mahota @shahzad-mahota

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QUESTION NO 07

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 08

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 09

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 10

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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430 Questions

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Kinematics: Motion Essentials

Power is defined as?

Escape velocity from Earth's surface is approximately?

Gravitational force between two masses is?

Centripetal force is directed?

Impulse equals the change in?

Momentum is the product of?

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

Work done is zero when force is?

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

Acceleration is the rate of change of?

Published By

Shahzad Mahota

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Kinematics: Motion Essentials

Power is defined as?

Explanation

Escape velocity from Earth's surface is approximately?

Explanation

Gravitational force between two masses is?

Explanation

Centripetal force is directed?

Explanation

Impulse equals the change in?

Explanation

Momentum is the product of?

Explanation

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

Explanation

Work done is zero when force is?

Explanation

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

Explanation

Acceleration is the rate of change of?

Explanation

Published By

Shahzad Mahota

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00

00

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