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A particle is performing non UCM, the ac...

A particle is performing non UCM, the acceleration of the particle is `veca_(R)=veca_(r)+veca_(T)` , where `vec a_(r)` is radial component of acceleration. If `veca_(r)=0`, the motion of the particle is

A

uniform circular motion

B

non uniform circular motion

C

straight line motion along the tangent to curve path

D

spiral motion about centre

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The correct Answer is:
D
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