A graph of v(t) is shown for a world-class track sprinter in a 100-m race. (See figure below. For each answer, enter a number.) Velocity (m/s) 14 12 10 8 2 0 0 2 Runner Velocity vs. Time 4 6 Time (s) 8 10 (a) What is his average velocity (in m/s) for the first 4 s? m/s (b) What is his instantaneous velocity (in m/s) at t = 6 s? m/s (d) What is his time (in s) for the race? S 12 (c) What is his average acceleration (in m/s2) between 0 and 4 s? m/s2
A graph of v(t) is shown for a world-class track sprinter in a 100-m race. (See figure below. For each answer, enter a number.) Velocity (m/s) 14 12 10 8 2 0 0 2 Runner Velocity vs. Time 4 6 Time (s) 8 10 (a) What is his average velocity (in m/s) for the first 4 s? m/s (b) What is his instantaneous velocity (in m/s) at t = 6 s? m/s (d) What is his time (in s) for the race? S 12 (c) What is his average acceleration (in m/s2) between 0 and 4 s? m/s2
Glencoe Physics: Principles and Problems, Student Edition
1st Edition
ISBN:9780078807213
Author:Paul W. Zitzewitz
Publisher:Paul W. Zitzewitz
Chapter2: Representing Motion
Section: Chapter Questions
Problem 66A
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Question
![A graph of v(t) is shown for a world-class track sprinter in a 100-m race. (See figure below. For each answer, enter a number.)
Velocity (m/s)
14
12
10
2
t
0
59°F
Mostly cloudy
2
Runner Velocity vs. Time
4
6
Time (s)
(a) What is his average velocity (in m/s) for the first 4 s?
m/s
8
(b) What is his instantaneous velocity (in m/s) at t = 6 s?
m/s
(d) What is his time (in s) for the race?
10
(c) What is his average acceleration (in m/s2) between 0 and 4 s?
m/s2
Q Search
12
(b](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F2903f842-e8dd-4e9d-b2b8-12283fa1e8a9%2F07abff0e-d9b7-4d64-b7b8-a2e2342f5f37%2Fjrjxa9g_processed.jpeg&w=3840&q=75)
Transcribed Image Text:A graph of v(t) is shown for a world-class track sprinter in a 100-m race. (See figure below. For each answer, enter a number.)
Velocity (m/s)
14
12
10
2
t
0
59°F
Mostly cloudy
2
Runner Velocity vs. Time
4
6
Time (s)
(a) What is his average velocity (in m/s) for the first 4 s?
m/s
8
(b) What is his instantaneous velocity (in m/s) at t = 6 s?
m/s
(d) What is his time (in s) for the race?
10
(c) What is his average acceleration (in m/s2) between 0 and 4 s?
m/s2
Q Search
12
(b
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