Question

A car starts from rest, then accelerates at a constant rate over a distance of 69 m. It then immediately decelerates at a constant rate over a distance of 133 m. The entire trip lasts a total duration of 25.7 s. What were the magnitudes of the car s accelerations for the speedup and slowdown stages respectively?

a) 0.61 m/s^2, then 0.61 m/s^2

b) 5.18 m/s^2, then 2.68 m/s^2

c) 1.79 m/s^2, then 0.93 m/s^2

d) 2.68 m/s^2, then 5.18 m/s^2

Answer 1

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