Home Physics Work, Energy, Power and Collision Mix If the force acting on a body is inversely p…
Physics Work, Energy, Power and Collision Mix MCQ (Single Correct)

If the force acting on a body is inversely proportional to its speed, then its kinetic energy is:

A
Linearly related to time
B
Inversely proportional to time
C
Inversely proportional to the square of time
D
A constant

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Verified by Experts
The correct answer is:
A

:

Where C is a constant of proportionality.

Integrating both sides, we get

Or Kinetic energy,

Or

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