UT CDL AIR BRAKES PRACTICE TEST
21.
The safety relief valve is located:
|
in the first tank the air compressor pumps air to.
|
|
|
on each end of the vehicle's axles.
|
|
|
in the front brake.
|
|
|
on the dashboard.
|
22.
You should check air pressure and temperature gauges:
|
as often as is practical.
|
|
|
at the end of each trip.
|
|
|
every time you stop.
|
|
|
at the beginning of each trip.
|
23.
Overloading a vehicle with cargo can have negative effects on all of the following except:
|
Speed control
|
|
|
Braking
|
|
|
Weight limits
|
|
|
Steering
|
24.
When driving a 60 foot truck at 35 mph in ideal conditions, you should keep at least _______ of space in front of you.
|
6 seconds
|
|
|
12 seconds
|
|
|
5 seconds
|
|
|
4 seconds
|
25.
To check that spring brakes come on automatically, the first thing to do is to:
|
turn off the engine, release the parking brake and time the air pressure drop.
|
|
|
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.
|
|
|
All of the above.
|
GRADE ME
NOT SURE YOU WILL PASS? GET CDL PREMIUM NOW! - Learn More