A graph of v(t) is shown for a world-class track sprinter in a 100-m race. (See Figure
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A graph of v(t) is shown for a world-class track sprinter in a 100-m race. (See Figure 2.65).
(a) What is his average velocity for the first 4 s?
(b) What is his instantaneous velocity at t = 5 s?
(c) What is his average acceleration between 0 and 4 s?
(d) What is his time for the race?
Transcribed Image Text:
Velocity (m/s) 14 12 10 8 4 2 0 0 2 Runner Velocity vs. Time 6 Time (s) 00 8 10 12
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