omkesarkar omkesarkar

19-09-2022
Physics

Answered

A man is trying to move his washing machine into the back of a removal van. The washing machine has a weight of 650N and the floor of the removal van is 0.80 metres above the ground. He pushes the washing machine up a ramp into the van against a frictional force of 440N. Calculate the work done by the man and the efficiency of the ramp.

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