Question

A body covers first one-third of the distance
with a velocity 20 ms-1, the second one-third
with a velocity of 30 ms-1 and last one-third
with a velocity of 40 ms-1. The average

velocity is nearly :

1) 28 m/s 2) 38 m/s

3) 18 m/s 4) 8 m/s​

Answer 1

Answer:

27.6m/s

Explanation:

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