JAMB - Physics (1999 - No. 7)
When the brakes in a car are applied, the frictional force force on the tyres is
is a disadvantage because it is in the direction of the motion of the car
is a disadvantage because it is in the opposite direction of the motion of the car
is an advantage because it is in the direction of the motion of the car
is an advantage because it is in the opposite direction of the motion of the car
Vysvetlenie
When the brakes in a car are applied, the frictional force on the tires acts in the opposite direction of the car's motion, slowing down the vehicle.