Question

A body goes from point a to b and then return then from b to a. what is the total displacement?

Answer 1

Displacement will be zero because initial position coincidents with the final position.

Answer 2

Answer:

0 (zero)  

Explanation:

The shortest distance between the initial and the final position of a body is known as its displacement. Since the initial and the final position of the body is same i.e. a , therefore the displacement is 0 for the given question.