Question

A car is travelling at 20km/h,it speeds up to 60km/h in 6 seconds, What is it's acceleration?

Answer 1

final velocity (v) = 60km/h = 16.6m/s

Initial velocity(u) = 20km/h = 5.5m/s

time = 6sec

∴ Acceleration = v - u/T = 16.6-5.5/6 = 1.85m/s^2