A cyclist and her bicycle have a combined mass of 73.4 kg...?

N

Nhan

New member
A cyclist and her bicycle have a combined mass of 73.4 kg. She coasts down a road inclined at 1.80? with the horizontal at 4.15 m/s and down a road inclined at 3.60? at 8.30 m/s. She then holds on to a moving vehicle and coasts on a level road. What power must the vehicle expend to maintain her speed at 2.90 m/s?
 
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