Question

Pressing and releasing a brake pedal unnecessarily can:

Answers

Release air faster than it can be replaced.

Add more air to the braking system.

Make the brake pedal more sensitive.

Create a loud noise.

Explanation

In an air brake system, pressing and releasing the brake pedal unnecessarily can release air from the braking system faster than the compressor can replace it.

This questions appears in the following tests:

Alabama Class B Knowledge Test

Colorado Class A Knowledge Test

Montana Class A Knowledge Test

Montana Air Brakes

New Hampshire Air Brakes

New Jersey Air Brakes

North Carolina Air Brakes

Tennessee Air Brakes

Texas Air Brakes

West Virginia Air Brakes

Wisconsin Double