Example 11.2 A porter lifts a luggage of
15 kg from the ground and puts it on
his head 1.5 m above the ground.
Calculate the work done by him on the
luggage.
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5
Answer:
Given data,
M=15kg
g=9.8m/s ^2
h=1.5m
work done by porter on luggage = force * displacement
=mgh
=15×9.8×1.5
=220.5J
Answered by
6
Answer:
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