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Textbook Expert
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8 Jan 2022

Given information

We are given that:- 

Initial velocity,

Final velocity,

   

And time,

   

Step-by-step explanation

Step 1.

The average acceleration of the sprinter is,

We know that an hour is equivalent to and a kilometer is equivalent to .

Using two consecutive unit conversions:

 

 

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Physics: Principles with Applications
7th Edition, 2013
Giancoli
ISBN: 9780321625922

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