A bomb of mass 16kg at rest explodes into two pieces of masses of 4kg and 12kg.

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asked Mar 21, 2018 in Physics by paayal (26,720 points) 4 6 57

A bomb of mass 16kg at rest explodes into two pieces of masses of 4kg and 12kg. The velocity of the 12kg mass is  4ms–1 . The kinetic energy of the other mass is

(a) 96J 

(b) 144J

(c) 288J 

(d) 192J.

1 Answer

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answered Mar 21, 2018 by sanjaydas (61,430 points) 5 7 7
selected Mar 24, 2018 by Vikash Kumar
 
Best answer

(c) : Linear momentum is conserved

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