Question

5. Two cars are moving along a straight line in opposite direction with the same speed v. The relative velocity of
two cars w.r.t. each other is
(1) 2v
(2) v
(3) v/2
(4) Zero​

Answer 1

Answer:

relative velocity always add when direction is opposite so.....v+v=2v

Answer 2

Answer:

Answer is 2v

Explanation:

When two cars move in the same direction they just add up . This is all due to sign convention.you can derive why we add them.