An electric train moves from rest with a uniform acceleration of 1.5m/s>2 for the first 10s and continues accelerating at 0.5m/s>2 for a further 20s.it continues at constant speed for 90s and finally takes 30s to decelerate uniformly to rest.Draw a graph of speed against time for the journey.
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Refer the above image you will get your answer.
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