A) \[\left( \frac{m{{v}^{2}}}{r} \right)\times 2\pi r\]
B) \[\left( \frac{m{{v}^{2}}}{r} \right)\times \pi r\]
C) \[\left( \frac{2\pi r}{\frac{m{{v}^{2}}}{r}} \right)\]
D) zero
Correct Answer: D
Solution :
Work done by centripetal force is always zero.You need to login to perform this action.
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