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A bomb of mass 3.0 kg explodes in air in...

A bomb of mass `3.0 kg` explodes in air into two pieces of masses `2.0 kg` and `1.0 kg`. The smaller mass goes at a speed of `80 m//s`. The total energy imparted to the two fragments is :

A

1.07 kJ

B

2.14 kJ

C

2.4 kJ

D

4.8 kJ

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