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A point particle of mass 0.1kg is execut...

A point particle of mass `0.1kg` is executing `SHM` with amplitude of `0.1m`. When the particle passes through the mean position. Its `K.E.` is `8xx10^(-3)J`. Obtain the equation of motion of this particle if the initial phase of oscillation is `45^(@)`.

A

`y=0.1sin(t/4+pi/4)`

B

`y=0.1sin(t/2+pi/4)`

C

`y=0.1sin(4t-pi/4)`

D

`y=0.1sin(4t+pi/4))`

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