Homework Help: physical science

Posted by michael clayton on Wednesday, March 14, 2012 at 5:44pm.

a cyclist pedals at a constant velocity of 15m.s-1 on a level road. the power delivered by the cyclist is 240W. what is the magnitude of the frictional foce acting against the motion?

physical science - michael clayton, Wednesday, March 14, 2012 at 5:58pm
P=Fv(240÷15)= 16N

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