work done by gravity during vertical displacement of 3m by object of 2 kg is
(58.5J,58.1J,50.8J,55.8J)
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Answer:
58.8 J
Explanation:
h or S(displacement) =3m
m=2kg
g(acceleration due to gravity)=9.8m/s
F=mg
F=2×9.8=19.6kgm/s or N
W( work done )= F×S
=19.6×3=58.8 Nm or JOULE
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