Two particles A and B of masses m and 2m are moving along the X-axis and
Channel: Doubtnut
Date: 2020-07-26

Two particles A and B of masses m and 2m are moving along the X-axis and Y-axis respectively with the same speed v.  They collide at the origin and coalesce into one body, after the collision. What is the velocity of this coalesced mass? What  is the loss of energy during this collision?