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The equation of motion of a partivel of ...

The equation of motion of a partivel of mass `1g` is `(d^(2)x)/(dt^(2)) + pi^(2)x = 0` where `x` is displacement (in `m`) from mean position. The frequency of oscillation is (in `Hz`):

A

`(1)/(2)`

B

2

C

`5sqrt(10)`

D

`(1)/(5sqrt(10))`

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The correct Answer is:
A
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