Question

A = (vt-v1)/t then goes from 0 to 10m/s in 4s

Answer 1

Known :

v1 = 0 m/s

vt = 10 m/s

t = 4 s

Asked :

a = ...?

Answer :

a = (vt - v1)/t

= (10 - 0)/4

= 10/4

= 5/2

= 2 ½ m/s²

= 2.5 m/s²

Hope it helpful and useful :)