Calculate the maximum acceleration of a moving car so that a body lying on the floor of the car remains stationary. The coefficient of static friction between the body and the floor is 0.15 (g = 10 ms-2).
(1) 150 m s-2
(2) 1.5 m s-2
(3) 50 m s-2
(4) 1.2 m s-2
