Question

what is realtive velocity in two dimesnion any formula of this ??​

Answer 1

Answer:

The relative velocity refers to an object which is relative to some other object that might be stationary, moving with same velocity, or slowly or moving in opposite directions.

V ab =V a - Vb

Answer 2

$v _{ab} = v _{a} + v _{b} \: same \: direction \\ v _{ab} = v _{a} - v _{b} \: opposite \: direction$