November 26, 2015

Homework Help: physics

Posted by pavatharani on Tuesday, August 16, 2011 at 12:17pm.

Between two stations a train acclerates uniformly at first, then moves with constant velocity and finally retards uniformly. If the ratio of the time taken be 1:8:1 and the max speed attained be 60km/h then what is the average speed over the whole journey?

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