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A simple pendulum of length I and mass (...

A simple pendulum of length I and mass (bob) m is suspended vertically. The string makes an angle `theta` with the vertical. The restoring force acting on the pendulum is

A

`mg tan theta`

B

`mg sin theta`

C

`- mg sin theta`

D

`- mg cos theta`

Text Solution

Verified by Experts

The correct Answer is:
C
`F=mgsintheta`.
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