starting from rest, a car accelerates at a rate of 10.7 m/s^2 for 12 seconds. what is its velocity at the end of this time?

Question

Physics

Abbie

31 October, 06:58

starting from rest, a car accelerates at a rate of 10.7 m/s^2 for 12 seconds. what is its velocity at the end of this time?

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Answers (1)

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Leo Mercado · Answer 1

Velocity of the car at the end of this time=128.4 m/s

Explanation:

initial velocity Vi=0

final velocity=V

acceleration = a=10.7 m/s²

time = t=12 s

using kinematic equation V = Vi + at

V=0 + 10.7 (12)

V=128.4 m/s

Thus the final velocity of the car = 128.4 m/s