NEET 2005 Physics question

PhysicsMotion in a PlaneNEET 2005

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 . The boy at A starts running simultaneously with velocity and catches the other boy in a time t, where t is :

Answer: (B)

Solution

Option (B) is printed in the source as a garbled "√(a/v2 - v21)"; it is read as a/√(v² āˆ’

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Question ID VK-022469