Physics
A body of mass 60 kg is moving with a speed 50 m s-1. Find its kinetic energy.
Work, Energy & Power
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Answer
Given:
Mass (m) = 60 kg
Speed (v) = 50 m s-1
Kinetic energy = ?
Kinetic energy = x mv2
= x 60 x (50)2
= 30 x 2500
= 75000 J or 7.5 x 104 J
So kinetic energy = 7.5 x 104 J.
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