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A square metal frame in the vertical pla...

A square metal frame in the vertical plane is hinged at O at its center a bug moves along the rod PN which is at a distance l from the hinge such that the whole frame is always stationary even though the frame is free to ratate in the verticle plane about the hinge then the motion of the bug will be simple harmonic with time period

A

`2pi sqrt(l/g)`

B

`2pi sqrt((2l)/g)`

C

`2pi sqrt((4l)/g)`

D

`2pi sqrt(l/(2g))`

Text Solution

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The correct Answer is:
A

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