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A particle starts moving in a circular p...

A particle starts moving in a circular path of radius R with an initial speed `V_0` clockwise. If the angular acceleration is `alpha rad/s^2` anticlockwise, the time when the tangential acceleration and the velocity vectors of the particle become parallel is

A

`v_0/(Ralpha)`

B

`2v_0/(Ralpha)`

C

`v_0/(2Ralpha)`

D

this condition is impossible

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The correct Answer is:
A
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