Work Energy And Power Question 124

Question: A body of mass M moves with velocity v and collides elastically with a another body of mass m (M»m) at rest then the velocity of body of mass m is [BCECE 2004]

Options:

A) v

B) 2v

C) v/2

D) Zero

Show Answer

Answer:

Correct Answer: B

Solution:

When target is very light and at rest then after head on elastic collision it moves with double speed of projectile i.e. the velocity of body of mass m will be 2v.



NCERT Chapter Video Solution

Dual Pane