Physics

Problem

Calculate the gravitational potential energy of a

4\,\text{kg}

mass kept on a shelf

5\,\text{m}

above the ground. (Take

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

.) a)

196\,\text{J}

100\,\text{J}

200\,\text{J}

40\,\text{J}