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A block and a tackle with a velocity ratio of 5 is used to raise...

A block and a tackle with a velocity ratio of 5 is used to raise a mass of 5kg through a vertical distance of 40cm at a steady rate. If the effort is equal to 60N, determine
a. The distance moved by the effort,
B. The work done by the effort in lifting the load,
C. The loss in energy involved in operating the machine.?

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