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When you see a traffic light turn red, you apply the brakes until you come to a stop. If your initial speed was 19 m/s, and you were heading due west, what was your average velocity during braking? Assume
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36 votes
36 votes
When you see a traffic light turn red, you apply the brakes until you come to a stop.

If your initial speed was 19 m/s, and you were heading due west, what was your average velocity during braking? Assume constant deceleration.

User Jpesout
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1 Answer

21 votes
21 votes

Answer:

9.5m/s west

Step-by-step explanation:

Average v= (Final v+Initial v)/2

Average v=(0+19m/s)/2

=9.5m/s west

User Anqi Lu
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2.8k points
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