Question

A person first walks at a constant speed Valong a straight line from A to B and then back along the line from B to A with constant speed 2, the average velocity over the entire trip?​

Answer 1

Answer:

AVERAGE SPEED = $\frac{Total displacement }{Total time}$

= $\frac{2u,V2}{V1 + V2}$

Explanation:

Hope it will help you ^_^