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Questions  

Centripetal acceleration is

a
a constant vector
b
a constant scalar
c
a magnitude changing vector
d
not a constant vector

detailed solution

Correct option is D

Centripetal acceleration is always directed towards the centre.  So as the particle is moving along a circular path direction of centripetal acceleration is changing .Therefore option - (4) is correct.

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Similar Questions

Statement -A : The net acceleration of a particle in circular motion is always along the radius of the circle towards the centre
Statement -B : The velocity vector of a particle at a point is always along the tangent to the path of the particle at that point


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