Physics

Problem

0.50\,\text{kg}

block attached to an ideal horizontal spring with force constant

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

oscillates with total mechanical energy of

1.6\,\text{J}

. Determine the amplitude of the motion. a)

0.14\,\text{m}

0.20\,\text{m}

0.10\,\text{m}

0.25\,\text{m}