Physics

Problem

A body performs simple harmonic motion of amplitude

5\,\text{cm}

and period

2.0\,\text{s}

. Starting from the mean position, how much time (in seconds) does it take to reach a displacement of

3.0\,\text{cm}

for the first time? a)

0.30\,\text{s}

0.50\,\text{s}

0.20\,\text{s}

0.10\,\text{s}