The kinetic energy of a body decreases by 36%. The decrease in its momentum is
Text Solution
Verified by ExpertsThe correct answer is:
B
∴ ∴ 
In given problem K.E. becomes 64% of the original value.
⇒ ⇒ 
∴ ∴ 
of the original value.
i.e. decrease in momentum is 20%.
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