# dynamics

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The coefficients of friction depends upon

• dynamics -

the power developed by a man in riding up a 6 percent grade at a constant speed is 200w. the man and his bicycle have a combined mass of 80 kg. Determine the speed of riding

• dynamics -

0,06P=Fv=mgv
v=0.06P/mg

• dynamics -

F=P/v=mgsinα
v=P/mgsinα=200/80•9.8•0.06 = 4.25 m/s

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