A particle of mass performs simple harmonic motion with angular frequency

PHYSICS · Single correct · CBSE · Physics · Oscillations · Oscillations

Problem

A particle of mass

0.15\,\text{kg}

performs simple harmonic motion with angular frequency

12\,\text{rad}\,\text{s}^{-1}

. Its total mechanical energy is

0.45\,\text{J}

. Determine its speed when it is

3.0\,\text{cm}

away from the equilibrium position. (a)

2.0\,\text{m}\,\text{s}^{-1}

(b)

2.4\,\text{m}\,\text{s}^{-1}

(c)

1.7\,\text{m}\,\text{s}^{-1}

(d)

2.8\,\text{m}\,\text{s}^{-1}