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Please explain how rho solve the problem in image.. .... ...Please explain in detailed form....!............

Please explain how rho solve the problem in image.. .... ...Please explain in detailed form....!............

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Grade:11

1 Answers

Arun
25750 Points
3 years ago
Given, m=1 kg,
v=2m/s
R=1m
W=?
From energy conservation,
mgh+W=21mv2
W=21mv2mgh
=21×1(2)21×10=8 J.

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