A Bullet Train in Japan starting from rest accelerates uniformly at 0. – InterviewSolution

InterviewSolution

1.	A Bullet Train in Japan starting from rest accelerates uniformly at 0.5m s^(-2) for 2 minutes. It then maintains uniform speed for 20 minutes and then retards uniformly at the rate of 0.25 m s^(-1) and comes to rest. Calculate the average speed of the train
Answer» SOLUTION : `53 m s^(-1)`

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