Question

A work of 4900j is done on a load of mass 50kg to lift to a certain height .Calculate the height

Answer 1

Work done = 4900J

Mass = 50kg

We know,

Work done = Fscos∅

4900 = 50×10 s cos0

4900 = 500s

s = 9.8m

So, the height upto which the load of mass is lifted is 9.8m

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