Q.1
Braking mechanisms are located inside:
Q.2
What is brake lag?
Q.3
When you are about to start down a hill, you should switch into a ____ gear.
Q.4
If the low air pressure warning signal comes on in a vehicle with air brakes, the driver should:
Q.5
To make a stop in a vehicle equipped with air brakes, the driver should:
Q.6
In a dual air brake system:
Q.7
What color light indicates a vehicle's ABS is not working?
Q.8
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.9
Truck tractors with air brakes built on or after March 1, 1997 must have:
Q.10
What does an air compressor do in an air brake system?
Q.11
The two markings on a front brake limiting valve usually read:
Q.12
Air tank drains should:
Q.13
Anti-Lock Braking Systems (ABS):
Q.14
Vehicles equipped with Anti-Lock Braking Systems (ABS) have ____ malfunction lamps to indicate when the ABS is not working.
Q.15
A low air pressure warning signal:
Q.16
If air pressure drops to a level between ____, a visual low pressure warning signal should have already activated.
Q.17
An alcohol evaporator is especially important:
Q.18
In a vehicle with dual air brakes, a leak in one system ____ the second system.
Q.19
What do air brakes use to make the brakes work?
Q.20
Air tank drains:
Q.21
Failing to drain air tanks could result in:
Q.22
If the spring brakes are on, you should:
Q.23
When experiencing cold weather, be sure to check your vehicle's alcohol evaporator:
Q.24
You should ____ if the low pressure warning signal activates while you are driving.
Q.25
If the low air pressure warning signal comes on, you should:
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