A metal ball of mass 2 kg moving with a velocity of `36km//h` has a head on collision with a stationery ball of mass 3 kg. If af

A metal ball of mass 2 kg moving with a velocity of `36km//h` has a head on collision with a stationery ball of mass 3 kg. If after the collision, the two balls move together, the loss in kinetic energy dur to collision is
A. 40 J
B. 60 J
C. 100 J
D. 140 J

A metal ball of mass 2 kg moving with a velocity of `36km//h` has a head on collision with a stationery ball of mass 3 kg. If after the collision, the

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