Starting from rest, a runner accelerates to 10 m/s in 5 s. What is the acceleration of the runner?

10 m/s2

5 m/s2

2 m/s2

.5 m/s2

Question

9 October, 04:00

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Answers (1)

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Berlynn · Answer 1

A=vf-vi / time

* vi here is zero as the runner started from rest*

so

a = 10-0/5 which equals 2 m/s^2

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