The track shown in the figure is frictionless The block B of

Last updated: 6/8/2023

The track shown in the figure is frictionless The block B of mass 4kg is lying at rest and block A of mass 2kg is pushed along the track with some speed The collision between A and B is perfectly elastic With what velocity should the block A start such that block B just reaches at point P P 4 m A 4 m BH