AIR BRAKES PRACTICE TEST - WYOMING
6.
The air storage tanks:
|
stop the compressor from pumping air.
|
|
|
are connected to the engine through gears or a v-belt.
|
|
|
are used to hold compressed air.
|
|
|
protects the tank and the rest of the system from too much pressure.
|
7.
Emergency brakes must be held on by:
|
dynamic pressure.
|
|
|
hydraulic pressure.
|
|
|
air pressure.
|
|
|
mechanical force.
|
8.
To check that spring brakes come on automatically, the first thing to do is to:
|
release the parking brake, move the vehicle forward slowly, and apply the brakes firmly.
|
|
|
continue to step on and off the brake pedal until the air pressure falls to the manufacturer’s specification.
|
|
|
turn off the engine, release the parking brake and time the air pressure drop.
|
|
|
All of the above.
|
9.
While driving, you should use your mirrors to:
|
check the condition of the tires and cargo.
|
|
|
check where the rear of your vehicle is while you make turns.
|
|
|
know where other vehicles are around you.
|
|
|
All of the above.
|
10.
In air-operated disc brakes, the pressure of the ______ on the ______ turns a "power screw".
|
slack adjuster; tie rod
|
|
|
brake camshaft; tie rod
|
|
|
slack adjuster; cam roller
|
|
|
brake chamber; slack adjuster
|
Next page
NOT SURE YOU WILL PASS? GET CDL PREMIUM NOW! - Learn More