Question #205506

A car start from rest and accelerate uniformly to a velocity of 20m/s in 20seconds. This velocity is then maintained for 30secs before the car discellerate to rest in 10secs. Sketch the graph of the motion and calculate the total distance travelled.


1
Expert's answer
2021-06-10T16:41:47-0400
s=0.5(20)(20)+(20)(30)+0.5(20)(10)s=900 ms=0.5(20)(20)+(20)(30)+0.5(20)(10)\\s=900\ m


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