A body of mass 25 g has a momentum of 0.40 kgm/s.Find its kinetic energy.
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m=25 ×10^-3 kg
p= 0.40 kg.m/s
As we know that
p²= 2mk
k= p²/2m
k= 0.40²/2×25× 10^-3
k= 3.2 J
p= 0.40 kg.m/s
As we know that
p²= 2mk
k= p²/2m
k= 0.40²/2×25× 10^-3
k= 3.2 J
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