Question

A car accelerates uniformly from 18 km/h to 72 km/h in 30 seconds.
Calculate the acceleration of the .

Answer 1

Answer:

Accleration = ∆V / ∆t

Now ,

∆V = ( 72 – 18 ) = 54 km / h = 9 m / s

∆t = 30 seconds .

So , Accleration = 9 / 30 = 0.3 m / s²