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A particle of mass m moving with velocity $4 v$ collides with another particle of mass $2 m$ moving with velocity $v$ in the same direction. If it is perfect inelastic collision, the loss of K.E. of the system is

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detailed solution

Correct option is C

Δu=12M1M2M1+M2(u1−u2)2 =12×M×2M3M(4v−v)2 =93Mv2 =3 mv2

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A particle of mass m moving with velocity 4v collides with another particle of mass 2 m moving with velocity v in the same direction. If it is perfect inelastic collision, the loss of K.E. of the system is

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A particle of mass m moving with velocity $4 v$ collides with another particle of mass $2 m$ moving with velocity $v$ in the same direction. If it is perfect inelastic collision, the loss of K.E. of the system is