Answered: Sprinter Velocity vs Time 15 Time (s)…

Sprinter Velocity vs Time 15 Time (s) Velocity (m/s) 12 0.0 0.0 2.0 4.0 6.0 12 6.0 12 8.0 12 10.0 12 0.0 2.0 4.0 6.0 8.0 10.0 12.0 Time (s) ©theexpertta.com (s/u) Ajpojan

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter1: Getting Started

Section: Chapter Questions

Problem 30PQ

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Concept explainers

Distance and Speed

The speed, distance and time relation forms the basis of study of motion. You will need these concepts in the study of Mechanics. This concept is applicable for students who are studying the following courses –

Question

The velocity as a function of time for a world-class track sprinter in a 100 m race is shown in the figure. The sprinter accelerates for the first 4.0 seconds, and then runs at a constant velocity until the end of the race.

What is his average velocity for the first 4.0 s, in meters per second?

Sprinter Velocity vs Time
15
Time (s) Velocity (m/s)
12
0.0
0.0
2.0
4.0
6.0
12
6.0
12
8.0
12
10.0
12
0.0
2.0
4.0
6.0
8.0
10.0
12.0
Time (s)
©theexpertta.com
(s/u) Ajpojan

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