Q: A ball of mass M moving with velocity V collides elastically with another ball of mass m at rest. If after the collision the first ball comes to rest, then what will be velocity of second ball?
(a) V/2
(b) V
(c) 2 V
(d) 4 V
Ans: (b)
Science|Math|Engineering
Q: A ball of mass M moving with velocity V collides elastically with another ball of mass m at rest. If after the collision the first ball comes to rest, then what will be velocity of second ball?
(a) V/2
(b) V
(c) 2 V
(d) 4 V
Ans: (b)