boys was a stone of mass 200 gram vertically upwards reaches a height of 12 m from the boy and then falls to the ground the energy spent by the boy is
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Answer:
Answer is 12
Explanation:
see ,
Mass= 200gram = 0.2kg
reaches height =12m
g=10m/s*2 ( suppose) ok
the work done = m×g×h
work done = 0.2×10×12
work done = 12
ok bro
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