Q.1
Air brakes use ____ to function.
Q.2
The two markings on a front brake limiting valve usually read:
Q.3
A slack adjuster should move no more than ____ from where it is attached to the push rod.
Q.4
When experiencing cold weather, be sure to check your vehicle's alcohol evaporator:
Q.5
When parking, you should not use the parking brake if:
Q.6
The leakage rate for a triple combination vehicle with air brakes should be no more than ____ in one minute during a static leakage test.
Q.7
Air tank drains should:
Q.8
Why should you regularly drain the air tanks?
Q.9
Having ABS on only one axle:
Q.10
A ____ allows a driver to gradually apply spring brakes.
Q.11
What do the two systems of a dual air brake system share?
Q.12
Do not operate a vehicle if any brake drums have cracks that are larger than ____ of the width of the friction area.
Q.13
What kind of force do emergency brakes use?
Q.14
Brake linings should be:
Q.15
Truck tractors with air brakes built on or after March 1, 1997 must have:
Q.16
If the safety relief valve in an air brake system is releasing air:
Q.17
If air pressure drops to a level between ____, a visual low pressure warning signal should have already activated.
Q.18
To ensure normal stopping power, drivers of vehicles equipped with a front brake limiting valve should:
Q.19
During an inspection, slack adjusters on S-cam brakes should not move more than:
Q.20
The air compressor is connected to the:
Q.21
An application pressure gauge shows:
Q.22
Using an Anti-Lock Braking System (ABS):
Q.23
A low air pressure warning signal:
Q.24
Failing to drain air tanks could result in:
Q.25
If using spring brakes when hauling a heavy load, a complete stop will:
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