Physics

Problem

2\,\text{kg}

object is pulled straight up through

3.0\,\text{m}

by a constant vertical force of

25\,\text{N}

. Take

g = 10\,\text{m s}^{-2}

. a. (a) Calculate the work done by the applied force. b. (b) Calculate the work done by the gravitational force on the object.