JEE Main 2020 Physics question

PhysicsMotion in a PlaneJEE Main 2020

A particle of mass m is projected with a speed u from the ground at an angle w.r.t. horizontal (x-axis). When it has reached its maximum height, it collides completely inelastically with another particle of the same mass and velocity . The horizontal distance covered by the combined mass before reaching the ground is -

Answer: (A)

Solution

Question ID VK-010917