a girl of mass 25 kg running with a speed of 1.5 mpersc jumps on a skate board of mass 2 kg kept on smooth surface . what will be their combine velocity
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Answered by
23
Apply consevation of momentum
m1v1+m2v2 = (m1+m2)v
25×1.5+2×0 = (25+2)v
v= 1.388
Answered by
13
Answer:
Answer is 1.39
Explanation:
just see the uploaded photo
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