Two boys are standing at the ends A and B of a ground, where `AB=a`. The boy at B starts running
Channel: Doubtnut
Date: 2020-01-19

Two boys are standing at the ends A and B of a ground, where `AB=a`. The boy at B starts running in a direction perpendicular to AB with velocity `v_(1)`. The boy at A starts running simultaneously with velocity v and catches the other boy in a time t, where t is :