Three identical particles with velocities `v_0hati`, `-3v_0hatj` and `5v_0hatk` collide
Channel: Doubtnut
Date: 2020-07-12

Three identical particles with velocities `v_0hati`, `-3v_0hatj` and `5v_0hatk` collide successively with each other in such a way that they form a single particle. The velocity vector of resultant particle is