A mass is attached to a spring with force constant

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

Problem

0.40\,\text{kg}

mass is attached to a spring with force constant

25\,\text{N}\!\cdot\!\text{m}^{-1}

. At the instant when its displacement from equilibrium is

0.30\,\text{m}

, the mass has a speed of

0.50\,\text{m}\!\cdot\!\text{s}^{-1}

. What is the amplitude of the oscillation? (a)

0.36\,\text{m}

(b)

0.29\,\text{m}

(c)

0.31\,\text{m}

(d)

0.24\,\text{m}