Physics

Physics

Problem

A

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}

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