pbushaw pbushaw

23-12-2014
Physics

Answered

Elaine and her bike have a combined mass of 50 kg. in a bicycle race, Elaine uses the pedals to create a forward force of 75 N. Assume that there is a constant 15 N of air resistance and an additional 10 N of rolling friction from the wheels. what will happen when the air resistance force combined with the friction are equal to 75 N?

Answer :

ibe9900 ibe9900

23-12-2014

If the friction and air resistance was 75N and Elaine was traveling with a force of 75N the forces would cancel out. Elaine's bike would not be moving and all the forces would be balanced

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