When a breaks are apply to a moving car travelling at 60km/hrs decelerates at a uniform rate of
5ms. Calculate the time taken to reach a velocity of 36km/hrs
since a = ∆v/∆t, we have
(60-36)km/hr / 5m/s^2 = 4.8 km/m s^2/hr * 1000m/km * 1hr/3600s = 4/3 s