Asked by awash
A stationary mass explodes in to two parts of masses 0.4 Kg and 4 Kg . if the larger mass has a kinetic energy of 100J ,what is the kinetic energy of the small mass ?
Answers
Answered by
Damon
2 v^2 = 100
v = 10/sqrt 2 = speed of 2 kg mass
4 (10/sqrt 2) = .4 V
V = 100/sqrt 2 speed of small mass
(1/2)(.4)(10,000/2) = 1,000 = Ke of little mass
v = 10/sqrt 2 = speed of 2 kg mass
4 (10/sqrt 2) = .4 V
V = 100/sqrt 2 speed of small mass
(1/2)(.4)(10,000/2) = 1,000 = Ke of little mass
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