JEE Main 15 Apr 2018 Shift 2 Solved Paper

A thin uniform bar of length L and mass 8 m lies on a smooth horizontal table. Two point masses m and 2 m are moving in the same horizontal plane from opposite sides of the bar with speeds 2 v and v respectively. The masses stick to the bar after collision at a distance ‌

L

3

and ‌

L

6

respectively from the centre of the bar. If the bar starts rotating about its center of mass as a result of collision, the angular speed of the bar will be :