Posted by michael clayton on Wednesday, March 14, 2012 at 5:44pm.
a cyclist pedals at a constant velocity of 15m.s1 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(240รท15)= 16N
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