Physics

Problem

2\,\text{kg}

block initially at rest is pushed along a smooth horizontal surface by a constant horizontal force of

10\,\text{N}

through a distance of

5\,\text{m}

. What is its speed at the end of the push? a)

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

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

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

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