Question

the distance of a person is 30 km and his displacement is 0km . what do you infer?​

Answer 1

Explanation:

It means that the body stops at its staring point.

it means initial point is the final point.

Answer 2

This statement means that the person is return to its starting point.

Example :

1) If a straight is of 15 km and a person starts waking and goes back to its starting point. Then the distance covered is 15 km but displacement is 0 km.

2) Consider a circle of circumference 30 km. If a person starts from a point and return to it, then also the distance is 30 km but displacement is 0 km.