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25 November, 05:19

A car starts from rest and accelerates to 45.0 m/s in 15 seconds, after which it travels at a constant speed for 1.0 minute, and then comes to rest in 30 seconds. Calculate the acceleration of the car during the first 15 seconds.

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  1. 25 November, 05:58
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    3m/s^2

    Explanation:

    Plot a speed time graph to see it better

    basically

    acceleration = Final velocity - initial velocity/time (s)
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