Question

18 the one ☝️ answer please

Answer 1

Answer:

1. A body which is vertically projected upwards, it's avg velocity is zero when it returned to the point of projection, but its avg speed is not zero

Explanation:

Answer 2

When the object travels in a circular path,or in a path which has the initial point and final point the same(like car race track)the average speed is not zero but average velocity is zero.