A coolie lifts a luggage of 13 kg from the ground and put it on his head 2.3 m above the ground. Calculate the work done by him on the luggage. *
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Answer:
2.99 J
Explanation:
Force = 13kgf (as weight is 13 kg)
= 1.3 N (Rounded off value)
Work done = Force x Displacement
= 1.3 x 2.3 J
= 2.99 J
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