Question

I have something to say : if a car starts from rest and then acceleratesto 10 m/s and then 20 m/s and then 30 m/s. i know that it is a non uniform velocity but when i asked this question 2 months ago u said that it is non uniform acceleration and non uniform velocity. but looking at this i think it is uniform acceleration. pls reply quickly becuz physcisis all about understanding basic concepts.

Answer 1

If  the velocity of an object changes by an equal amount in every equal time period. Then it's uniform acceleration.