if momentum of an object is increase by10%then kineti energy will increase by
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initial mass=m, velocity =v
initial momentum of body =mv
initial K.E.=mv^2/2
if the momentum increases by
10%,
new momentum = mv+10% of
mv
=mv+10/100mv
= mv+ mv/10
=11mv/10
=m(11v/10)
new velocity =11v /10
increase in velocity=v/10
new K.E.=m(11v/10)^2/2
=121/100mv^2/2
increase in K.E.=21%
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