If the kinetic energy of a body is increased by 300%, its momentum will increase by
300%
30%
10%
100%
A
100%
B
300%
C
10%
D
30%
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Solution
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The correct option is D 100% Kinetic energy k=P22m where, P is momentum and m is mass. k1=k,k2=k+300 % of k=4k ⇒P2P1=√k2k1=√4kk=2 ⇒P2=P1+100% pf P1 Hence, momentum will increase by 100%.
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