Physics, 04.07.2020 04:01 enrique710
An Olympic track runner starts from rest and has an acceleration of 2.1 m/s2 for 3.5 s, then has zero acceleration for the remainder of the race. Find the runner's speed at the following times.
(a) at time t = 1.3 s
m/s
(b) the end of the race
m/s
Answers: 2
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