Question

1. A car attains 54 km h in 20s after it starts from rest. Find the
acceleration of the car.
to fremite rast neition ite initial relocity-
​

Answer 1

54kmph = 15 m/s

u=0 v=15 and t=20

a = (15-0)/20= 3/4 = 0.75 m/s^2

Answer 2

so initial v is 0 and final v os 15

next acc to the formula