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A simple pendulum of length f is suspend...

A simple pendulum of length f is suspended vertically. Mass of bob is m. The restoring force acting on the pendulum, when string makes an angle `theta` with vertical is

A

`mv^2//L`

B

`mgcostheta+mv^2//L`

C

`mgcostheta-mv^2//L`

D

`mgcostheta`

Text Solution

Verified by Experts

The correct Answer is:
B
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