Work Energy And Power Question 44
Question: A light and a heavy body have equal kinetic energy. Which one has a greater momentum? [NCERT 1974; CPMT 1997; DPMT 2001]
Options:
A) The light body
B) The heavy body
C) Both have equal momentum
D) It is not possible to say anything without additional information
Show Answer
Answer:
Correct Answer: B
Solution:
$ P=\sqrt{2mE} $
if E are equal then $ P\propto \sqrt{m} $
i.e. heavier body will possess greater momentum.
