Motion in A Straight Line

Question: A car starts from rest and moves with uniform acceleration a on a straight road from time t = 0 to t = T. After that, a constant deceleration brings it to rest. In this process the average speed of the car is



1) \[\frac{{aT}}{4}\]
2) \[\frac{{3aT}}{2}\]
3) \[\frac{{aT}}{2}\]
4) \[aT\]
Solution: Explanation: Explanation
non-uniform-motion

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