A spring of spring constant is slowly extended from an extension of to an extension of

PHYSICS · Numerical · CBSE · Physics · Work, Energy and Power · Work, Energy and Power

Problem

A spring of spring constant

k=200\ \mathrm{N\,m^{-1}}

is slowly extended from an extension of

3.0\ \mathrm{cm}

to an extension of

5.0\ \mathrm{cm}

. Calculate the work done by the extending force.