Question

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Q16. An stationery object explodes in'two pieces of masses 2 kg and 4kg. The velocity of 2kg mass is
3m/s. The K.E of 4kg mass is:
0.5 J
b. 1.5 J
C. 2.5 J
d. 4.5 J

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Answer 1

Answer:

The K. E of 4kg mass is :

(d) -4.5J