1.

A body covers first one third of the distance with a velocity 20ms,the second one third with a velocity 30ms and the last one third with a velocity of 40ms l.the average velocity is nearly?

Answer» A body covers first one third of the distance with a velocity 20ms,the second one third with a velocity 30ms and the last one third with a velocity of 40ms l.the average velocity is nearly?


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