If the linear momentum of a body is increased by `50%` then the kinetic energy of that body increases by

Options

A. 0.5
B. 1
C. 1.25
D. 0.25

Answer

c

Explanation

`p.p+(50)/(100)p=3/2p.=(3/2)p`.
% change in `K.E.=(n^(2)-1)xx100`
`:.` % change in `K.E.=[(3/2)^(2)-1]xx100=125%`