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(physics) i found this question very difficult from onkesh upadhyay

Asked by 29th August 2008, 6:45 PM
Answered by Expert
Answer:

Please note that the answer sent earlier was wrong.

F=dp/dt = d/dt(mv) = dm/dt(v) = 5kg/s. 2m/s = 10N

Then power = F.v = 10.2 = 20W

Answered by Expert 16th December 2008, 3:58 PM
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