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A mass of 2kg is attached to the spring ...

A mass of 2kg is attached to the spring of spring constant `50Nm^(-1)`. The block is pulled to a distance of 5 cm from its equilibrium position at `x=0` on a horizontal frictionless surface from rest at t=0. Write the expression for its displacement at anytime t.

A

`5 sin (5t + pi//2)`

B

`sin (5t + pi//2)`

C

`5 sin (5t + 3pi//2)`

D

`5 sin (t + pi//2)`

Text Solution

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The correct Answer is:
A
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