An Olympic track runner starts from rest and has an acceleration of 2.1 m/s2 for 3.6 s, then has zero acceleration for the

Question

An Olympic track runner starts from rest and has an acceleration of 2.1 m/s2 for 3.6 s, then has zero acceleration for the remainder of the race.
Find the runner's speed at the following times.
(a) at time t = 1.5 s

(b) the end of the race

Kunduz · Accepted Answer

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