Exercise 6.53 A tandem (two-person) bicycle team must overcome a force of 180N t

Question

Exercise 6.53

A tandem (two-person) bicycle team must overcome a force of 180N to maintain a speed of 8.50m/s .

Part A

Find the power required per rider, assuming that each contributes equally.Express your answer in watts.

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Part B

Express your answer in horsepower.

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Exercise 6.53

A tandem (two-person) bicycle team must overcome a force of 180N to maintain a speed of 8.50m/s .

Part A

Find the power required per rider, assuming that each contributes equally.Express your answer in watts.

P =   W  

SubmitMy AnswersGive Up

Part B

Express your answer in horsepower.

P =   hp  

SubmitMy AnswersGive Up

Explanation / Answer

power needed = 180N x 8.50m/s = 1530 W .. (N x m/s = Nm/s = J/s = W)

Power each = 1530/2 = 765 W

1HP = 746 W
765W = 765/746 = 1.02 HP

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