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Two simple pendulums have time periods T...

Two simple pendulums have time periods `T` and `5T//4`. They start vibrating at the same instant from the mean position in the same phase. The phase difference between them when the pendulum with higher time period complets one oscillation is

A

`45^(@)`

B

`90^(@)`

C

`60^(@)`

D

`30^(@)`

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The correct Answer is:
B
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