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Questions  

For a particle performing uniform circular motion, choose the incorrect statement from the following

a
Magnitude of particle velocity (speed) remains constant.
b
Particle velocity remains directed perpendicular to radius vector
c
Direction of acceleration keeps changing as particle moves
d
Magnitude of acceleration does not remain constant.

detailed solution

Correct option is D

For a particle performing uniform circular motion, magnitude of the acceleration remains constant

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A particle moves along a horizontal circle with constant speed. If 'a' is its acceleration and 'E' is its kinetic energy
A) a is constant B) E is constant C) a is variable D) E is variable


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