a load 500N is raised 0.2m by a machine in which an effort of 150N moves 1m. what is the work done on the load?

Answer 1

A force paralled to an inclined plane is used to raise a load of 500N through a height of 3M While the load moves a distance of 30M along the plane
(a) How much work is done on the load ? (b)if the efficency is 80% calculate the effort
(c)how much work is done by the effort

Answer 2

the velocity ratio of amachineis4