A vehicle moving in a straight road has its speed changed from 5m//s to 8m//s in 2 sec. What is the average acceleration?

A vehicle moving in a straight road has its speed changed from 5m//s t

1.	A vehicle moving in a straight road has its speed changed from 5m//s to 8m//s in 2 sec. What is the average acceleration?
Answer» `1m//s^(2)` `1.5` `2m//s^(2)` zero Answer :B