AIR BRAKES CDL PRACTICE TEST - ALASKA
21.
Axle weight is:
|
the weight transmitted to the ground by one axle or one set of axles.
|
|
|
the maximum safe weight your tires can carry at a specified pressure.
|
|
|
the weight of all the axles added together.
|
22.
When coupling, you should:
|
be aware that wrong coupling and uncoupling can be very dangerous.
|
|
|
make sure the trailer wheels are not chocked.
|
|
|
make sure the trailer kingpin is bent.
|
23.
In vehicles with air brakes, the two markings on a front brake limiting valve are:
|
high and low.
|
|
|
left and right.
|
|
|
normal and slippery.
|
24.
If your vehicle catches fire, you should pull over:
|
at a service station.
|
|
|
near trees.
|
|
|
in an open area.
|
25.
Radial and bias-ply tires:
|
should not be used together.
|
|
|
should be used together only when driving in packed snow.
|
|
|
should be used together.
|
GRADE ME
NOT SURE YOU WILL PASS? GET CDL PREMIUM NOW! - Learn More