The power output of a cyclist moving at a constant speed of 6.0 m/s on a level

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The power output of a cyclist moving at a constant speed of 6.0 m/s on a level road is 120 W.
(a) What is the force exerted on the cyclist and the bicycle by the air?
(b) By bending low over the handlebars, the cyclist reduces the air resistance to 18 N. If she maintains a power output of 120 W, what will her speed be?'
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Physics

ISBN: 978-0077339685

2nd edition

Authors: Alan Giambattista, Betty Richardson, Robert Richardson

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