1.15 Mastering Physics Solution Tutorial-'In Michael Johnson’s world-record 400 m sprint, he ran the

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In this problem we discuss velocity and how to calculate Michael Johnson's fastest section of his run.

Mastering Physics Video Solution problem #1.15, "In Michael Johnson’s world-record 400 m sprint, he ran the first 100 m in 11.20 s; then he reached the 200 m mark after a total time of 21.32 s had elapsed, reached the 300 m mark after 31.76 s, and finished in 43.18 s.
a. During what 100 m segment was his speed the highest?
b. During this segment, what was his speed in m/s?"

Physics Chapter 1 Representing Motion Question problem walk-through.

Question and book cover in thumbnail taken from the textbook:
Knight, Randall Dewey, et al. College Physics: A Strategic Approach. Pearson, 2019.

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