A person trying to lose weight (dieter) lifts a 10 kg mass, one thousand times, to a height of 0.5m each time. Assume that the potential energy lost each time she lowers the mass is dissipated. How much work does she against the gravitational force?

A person trying to lose weight (dieter) lifts a 10 kg mass, one thousa

1.	A person trying to lose weight (dieter) lifts a 10 kg mass, one thousand times, to a height of 0.5m each time. Assume that the potential energy lost each time she lowers the mass is dissipated. How much work does she against the gravitational force?
Answer» SOLUTION :`= 49, 000J`