Physics

Problem

2\,\text{kg}

cart on a friction-free track is pushed horizontally with a constant force of

8\,\text{N}

. The cart exerts an equal and opposite force on the person’s hand. What is the acceleration of the cart? a)

0\,\text{m}\,\text{s}^{-2}

4\,\text{m}\,\text{s}^{-2}

2\,\text{m}\,\text{s}^{-2}

8\,\text{m}\,\text{s}^{-2}