JEE Main 16 Apr 2018 Shift 1 Solved Paper

An oscillator of mass M is at rest in its equilibrium position in a potential V=

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k(x−X)2A particle of mass m comes from right with speed u and collides completely inelastically with M and sticks to it. This process repeats every time the oscillator crosses its equilibrium position. The amplitude of oscillations after 13 collisions is : (M=10,m=5,u=1,k=1)