Q.1
Failing to drain air tanks could result in:
Q.2
If you are braking on dry pavement while traveling at 55 mph, how much distance will brake lag add to your overall stopping distance?
Q.3
The leakage rate for a single vehicle with air brakes should be no more than ____ in one minute during a static leakage test.
Q.4
An alcohol evaporator is especially important:
Q.5
When an S-cam turns inside a brake drum, the S-cam:
Q.6
When leaving your vehicle unattended:
Q.7
What can happen if the air pressure gets too low in an air brake system?
Q.8
Using the brakes creates heat. If too much heat is produced:
Q.9
When leaving a vehicle unattended, a driver should:
Q.10
What color light indicates a vehicle's ABS is not working?
Q.11
To affect a vehicle, ABS:
Q.12
Air tank drains should:
Q.13
If using spring brakes when hauling a heavy load, a complete stop will:
Q.14
When parking, you should not use the parking brake if:
Q.15
An application pressure gauge shows:
Q.16
When the spring brakes are on, you should never:
Q.17
Do not operate a vehicle if any brake drums have cracks that are larger than ____ of the width of the friction area.
Q.18
A low air pressure warning signal should activate:
Q.19
Once the air tanks are at an air pressure level of 125 psi, the air compressor governor will:
Q.20
What tells you how much pressure is in your vehicle's air tanks?
Q.21
When operating a vehicle with a dual air brake system, the driver should:
Q.22
The rods in S-cam brakes move the slack adjusters when air pressure is added to the brake chambers. This air pressure is added to the chambers when the driver:
Q.23
What does an air compressor do in an air brake system?
Q.24
A ____ allows a driver to gradually apply spring brakes.
Q.25
During an inspection, slack adjusters on S-cam brakes should not move more than:
0 h : 0 m : 1 s