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A pendulum is executing simple harmoni...

A pendulum is executing simple harmonic motion and its maximum kinetic energy is `K_(1)`. If the length of the pendulum is doubled and it performs simple harmonic motion with the same amplitude as in the first case, its maximum kinetic energy is `K_(2)` Then:

A

`K_(2)`

B

`K_(2)=K_(1)/2`

C

`K_(2)=K_(1)`

D

`K_(2)=(k_(1))/(4)`

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