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Answer to Question #36242 in Mechanics | Relativity for quamrul islam

Question #36242
A firework is placed at rest in the middle of a sheet of ice, and then explodes. The firework breaks into three fragments. One fragment, of mass 0.100 kg, moves off with a velocity of 10 m/s due North. The second, of mass 0.200 kg, moves off with a velocity of 10 m/s due East.
(a) What is the total momentum of the firework (i) just before it explodes, (ii) just after it explodes?
(b)What is the momentum of the third fragment just after the explosion?
(c)The third fragment has a mass of 0.100 kg. What is its velocity just after the explosion?
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