Q.1
What is brake lag?
Q.2
The air storage tanks:
Q.3
An air compressor governor controls:
Q.4
Which of the following is not part of a vehicle’s air brake system?
Q.5
Brakes out of adjustment will:
Q.6
Friction in an S-cam brake is caused when the brake shoes and linings:
Q.7
Using the brakes creates heat. If too much heat is produced:
Q.8
In a vehicle with dual air brakes, a leak in one system ____ the second system.
Q.9
If the low air pressure warning signal comes on, you should:
Q.10
A dual air brake system:
Q.11
During an applied leakage test, what is the maximum leakage rate that is safe for a single vehicle with air brakes?
Q.12
Air pressure should build up in a single air system within:
Q.13
Lights that indicate that anti-lock brakes are not working are:
Q.14
ABS brakes:
Q.15
During an inspection, slack adjusters on S-cam brakes should not move more than:
Q.16
A wig wag is:
Q.17
Before driving a vehicle with air brakes, you should ensure that the ____ come on automatically when air pressure falls below 45 psi.
Q.18
Having ABS on only one axle:
Q.19
What do the two systems of a dual air brake system share?
Q.20
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.21
What should happen before the air pressure in an air brake system tank falls below 55 psi?
Q.22
What can happen if the air pressure gets too low in an air brake system?
Q.23
On flat surfaces, wheel chocks:
Q.24
When parked on a flat surface, you should:
Q.25
An application pressure gauge shows:
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