The driver of a car moving with a constant speed applies the breaks, and the car comes to a stop after traveling 3.5 meters. Which force causes the deceleration of the car?

a.frictional force
b.gravitational force
c.normal force
d.weak nuclear force

Question

The driver of a car moving with a constant speed applies the breaks, and the car comes to a stop after traveling 3.5 meters. Which force causes the deceleration of the car?

a.frictional force
b.gravitational force
c.normal force
d.weak nuclear force

anonymous · Answer

A. Frictional force in the brakes.

anonymous · Answer

A. Frictional force in the brakes.
because when the breaks are applied the rolling friction b/w wheels and road changes into siding friction , which stops the car finally.

anonymous · Answer

Frictional