A metal ball of mass 2 kg moving with a velocity of 36 km/h has an hea – McqOptions

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1.	A metal ball of mass 2 kg moving with a velocity of 36 km/h has an head on collision with a stationary ball of mass 3 kg. If after the collision, the two balls move together, the loss in kinetic energy due to collision is [CBSE PMT 1997; AIIMS 2001]
A.	40 J
B.	60 J
C.	100 J
D.	140 J
Answer» C. 100 J

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