8 Jan 2022
Problem 18b
Page 43
Section: Problems
Chapter 2: Describing motion: Kinematics in one dimension
Textbook ExpertVerified Tutor
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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