Question

A machine with a velocity ratio of 30 moves a load of 3000N when an effort of 200N is applied.the efficiency of the machine is what?

Answer 1

200*30 = 6000
but it only moved 3000, so its efficiency is 50%

Answer 2

I don't use

Answer 3

Victoria

Answer 4

50N

Answer 5

I do not

Answer 6

The efficiency is 50N