Answer to Question #11369 in Mechanics | Relativity for heba

Question #11369
a train starting from rest picks up a speed of 20m/s in 200 seconds . it continues to move at the same speed for the next 500 seconds . it is then brought to rest next 100 seconds. 1. plot a speed time graph 2.calculate the rate of uniform acceleration. 3.calculate the distance covered by the train during retardation 4. calculate the average speed during retardation.
1
Expert's answer
2012-07-05T07:31:09-0400

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