Questions
A mass of 12 Kg at rest explodes into two pieces of masses 4 Kg and 8 Kg which move in opposite directions. If the velocity of 8 Kg peice is
detailed solution
Correct option is B
KE2=12m2v22 =12×8×16 = 64JKE α 1mKE1KE2=m2m1KE164=84KE1=128JTalk to our academic expert!
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