what is kinetic energy? Derive an expression for kinetic energy of a body of mass 'm' moving with a speed 'v'
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when the body is in motion the energy is having it is known as kinetic energy
kinetic energy equal to half MV square
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Answer:
Explanation:we know that
Work done =change in the kinetic energy
So, work done= f×s
F=m×a eqn-1
From 3rd eqn of motion
S=u2-v2÷2as
Combine both eqn
Kinetic energy=ma×v2-u2÷2a
Solve and get ans.
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