Asked by adeyemi

A car starting from rest accelerates uniformly are attaing a speed of 80m/s in 30s it maintains this stedy speed for another 30s. It then slow down uniformly until it comes to rest in the next 40s
Answered by drwls
You have not asked a question. You have only presented some data.
Answered by Peter
Sketch the velocity time graph and show the uniform acceleration during the fist stage of the journey, and the retardation during the last stage of the journey. How long did the car travel altogether?
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