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Solved: (a) What is the power output in watts and

Chapter 7, Problem 45

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QUESTION:

Problem 45PE

(a) What is the power output in watts and horsepower of a 70.0-kg sprinter who accelerates from rest to 10.0 m/s in 3.00 s? (b) Considering the amount of power generated, do you think a well-trained athlete could do this repetitively for long periods of time?

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QUESTION:

Problem 45PE

(a) What is the power output in watts and horsepower of a 70.0-kg sprinter who accelerates from rest to 10.0 m/s in 3.00 s? (b) Considering the amount of power generated, do you think a well-trained athlete could do this repetitively for long periods of time?

ANSWER:

Solution 45 PE

a.)

Step 1 of 5

The power output of  the sprinter can be calculated by finding the amount of net work done by the sprinter in accelerating from rest to 10.0 m/s in 3.00 s.

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