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A car goes around uniform circular track of radius R at a uniform speed v once in every T seconds. The magnitude of the centripetal acceleration is `a_(c)`. If the car now goes uniformly around a larger circular track of radius 2R and experiences a centripetal acceleration of magnitude `8a_(c)`, then its time period is

A

2T

B

3T

C

T/2

D

3/2 T

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The correct Answer is:
C
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