A mass attached to a spring ( ) is released from rest at from equilibrium

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

Problem

0.50\,\text{kg}

mass attached to a spring (

k=50\,\text{N}\,\text{m}^{-1}

) is released from rest at

x_1=0.15\,\text{m}

from equilibrium. Find its speed when it reaches

x_2=0.05\,\text{m}

. (a)

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

(b)

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

(c)

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

(d)

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