Questions
A particle of mass m moving with velocity 3v collides with another particle of mass 2m moving with velocity v in the same direction. If it is perfect inelastic collision, the loss of K.E. of the system is
detailed solution
Correct option is A
ΔKE=12m1m2m1+m2(u1−u2)2(1−e2) =12×m×2m3m[2v]2×[1−0] = 43mv2Talk to our academic expert!
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A tennis ball is released from height h above ground level. If the ball makes inelastic collision with the ground, to what height will it rise after third collision
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