Q.1
You should test the low pressure warning signal by:
Q.2
In a vehicle with dual air brakes, a leak in one system ____ the second system.
Q.3
Some water and compressor oil is usually found in the compressed air within an air brake system. The water and compressor oil:
Q.4
The ____ between an air compressor and reservoir tank prevents air from escaping if the air compressor has a leak.
Q.5
An emergency brake must be controlled by:
Q.6
When leaving your vehicle unattended:
Q.7
You should ____ if the low pressure warning signal activates while you are driving.
Q.8
Braking mechanisms are located inside:
Q.9
Air pressure should build up in a single air system within:
Q.10
During an applied leakage test, the maximum leakage rate for a triple combination vehicle is ____ in a minute.
Q.11
What does the air compressor governor do?
Q.12
Before driving a vehicle with air brakes, you should ensure that the ____ come on automatically when air pressure falls below 45 psi.
Q.13
In a dual air brake system, if one air system is very low on pressure:
Q.14
Anti-Lock Braking Systems (ABS):
Q.15
A low air pressure warning signal:
Q.16
A dual air brake system:
Q.17
If the safety relief valve in the air brake system releases air:
Q.18
What color light indicates a vehicle's ABS is not working?
Q.19
Air brakes use ____ to function.
Q.20
An alcohol evaporator is especially important:
Q.21
When an S-cam turns inside a brake drum, the S-cam:
Q.22
While driving, ____ generally holds spring brakes in place.
Q.23
If the safety relief valve in the air brake system releases air:
Q.24
Air tank drains should:
Q.25
If you are braking on dry pavement while traveling at 55 mph, how much distance will brake lag add to your overall stopping distance?
0 h : 0 m : 1 s