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Question
Find the kinetic energy of a body of mass 1 kg moving with a uniform velocity of 10 m s-1.
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Solution
Mass, m = 1kg
Velocity, v = 10m/s
Kinetic energy = 1/2 ×๐๐๐ ๐ ×(๐ฃ๐๐๐๐๐๐ก๐ฆ)2
= 1/2 ×1 ×(10)2= 1/2 ×1 ×100
= 50J
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