12. A sprinter has an acceleration of 5m/s” during the first 2 seconds of the race. What velocity does she reach after this time?

asked Jun 27, 2021 160k views

5 votes

12. A sprinter has an acceleration of 5m/s” during the first 2 seconds of the race. What

velocity does she reach after this time?

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3 votes

Answer:

v=10m/s

Step-by-step explanation:

$a=(vf-vi)/(t)\\ 5m/s^(2)=(vf-0)/(2)\\ vf=5*2\\vf=10 m/s$

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