Computer Science for IGCSE & O level - Hardware (Section 12 - No. 24)

What is the role of a magnetic field sensor in an ABS system?

To monitor the speed of each wheel.

To control the braking pressure directly.

To act as a 'jolt' on the brake pedal.

To increase the speed of the car.

Magnetic field sensors in an ABS system measure the rotational speed of each wheel.