AIR BRAKES PRACTICE TEST - COLORADO
16.
When you make a quick lane change, the crack-the-whip effect can:
|
improve your traction.
|
|
|
the trailer to swing wide to the left.
|
|
|
turn the trailer over.
|
|
|
make it harder to turn without skidding.
|
17.
The application pressure gauge:
|
protects the tank and the rest of the system from too much pressure.
|
|
|
stops the compressor from pumping air.
|
|
|
shows how much air pressure is being applied to the brakes.
|
|
|
tells you how much pressure is in the air tanks.
|
18.
Some vehicles have a separate air tank which can be used to:
|
hold the vehicle or combination of vehicles stationary.
|
|
|
release the spring brakes.
|
|
|
turn on the 4-way emergency flashers.
|
|
|
unload cargo or passengers.
|
19.
If an aggressive driver is involved in an accident down the road, you should:
|
make eye contact with the driver.
|
|
|
try to get their vehicle to the side of the road.
|
|
|
confront the aggressive driver.
|
|
|
stop a safe distance from the accident scene, wait for the police and report the behavior you witnessed.
|
20.
Air brakes use ________ to make the brakes work.
|
compressed gases
|
|
|
compressed oil
|
|
|
compressed gas cylinders
|
|
|
compressed air
|
Next page
NOT SURE YOU WILL PASS? GET CDL PREMIUM NOW! - Learn More