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Physics: Principles with Applications | 6th Edition | ISBN: 9780130606204 | Authors: Douglas C. Giancoli
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The fastest pitched baseball was clocked at 46 m/s. If the

Chapter 19, Problem 66G

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QUESTION:

The fastest pitched baseball was clocked at 46 m/s. If the pitcher exerted his force (assumed to be horizontal and constant) over a distance of 1.0 m, and a baseball has a mass of 145 g, a. Draw a free-body diagram of the ball during the pitch. b. What force did the pitcher exert on the ball during this record-setting pitch? c. Estimate the force in part b as a fraction of the pitcher’s weight.

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QUESTION:

The fastest pitched baseball was clocked at 46 m/s. If the pitcher exerted his force (assumed to be horizontal and constant) over a distance of 1.0 m, and a baseball has a mass of 145 g, a. Draw a free-body diagram of the ball during the pitch. b. What force did the pitcher exert on the ball during this record-setting pitch? c. Estimate the force in part b as a fraction of the pitcher’s weight.

ANSWER:

SOLUTION: Step 1 of 5 Given Initial velocity(u)=0 Final velocity(v)=46 m/s Distance(x)= 1m Mass of the baseball=145 g

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