A 70-kg bicyclist coasts down a hill that makes a 10degree, Ask an Expert

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A 70-kg bicyclist coasts down a hill that makes a 10degree angle with the horizontal at a speed of 10 m/s.

(a) If the drag force is given by Fdrag = -bv, what is the drag coefficient b?

(b) If when peddling the bicyclist can generate 0.50 hp, how fast can he go up the hill?

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