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The velocity of a car changes from 50 m/s north to 40 m/s north in 2 seconds. What is the car’s acceleration?

The velocity of a car changes from 50 m/s north to 40 m/s north in 2 seconds. What is the car’s acceleration?
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The velocity of a car changes from 50 m/s north to 40 m/s north in 2 seconds. What is the car’s acceleration?

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User Ecarlin
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1 Answer

6 votes
Acceleration is defined as the change in velocity divided by the change in time. Since the velocity changed from 50 m/s to 40 m/s (-10 m/s change) in 2 seconds, then the acceleration is (-10/2) = -5 m/s^2 northward. Hope this helps!
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User Jaapz
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