CA CDL Combination Vehicles Test EXAM fully
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After the trailer has been coupled
If you cannot make a turn without
to the tractor, the tractor protection
1 entering another traffic lane, you 2
control valve should be placed in
should:
what position?
The air leakage rate for a
To unlock the fifth wheel, pull the
combination of two vehicles
3 release handle to the _______ 4
(engine off, brakes off) should not
position.
be greater than:
Don't know?
, Terms in this set (30)
If you cannot make a turn without Turn wide as you complete the turn
entering another traffic lane, you
should:
You have pushed in the trailer At normal pressure
supply valve. You should not move
the tractor until the whole air
system is:
Loss of air pressure in the The trailer's emergency brakes to come on
emergency line causes:
To stop a trailer skid, you should: Release the service brakes
The air leakage rate for a 3 psi or less in one minute
combination of two vehicles
(engine off, brakes off) should not
be greater than:
You are uncoupling a trailer. After Back up gently to ease pressure on the fifth
you shut off the trailer air supply wheel locking jaws
and lock the trailer brakes, you
should:
Before you back under a truck Trailer brakes are locked
trailer, make sure the:
The tractor protection value will Emergency brake line
close and the trailer emergency
brakes will come on when there is a
major leak in which brake line?
solved & updated (latest version verified for
accuracy) (Questions + Answers) Solved 100%
Correct!!
Save
Practice questions for this set
Learn 1 /7 Study with Learn
Open
Choose an answer
After the trailer has been coupled
If you cannot make a turn without
to the tractor, the tractor protection
1 entering another traffic lane, you 2
control valve should be placed in
should:
what position?
The air leakage rate for a
To unlock the fifth wheel, pull the
combination of two vehicles
3 release handle to the _______ 4
(engine off, brakes off) should not
position.
be greater than:
Don't know?
, Terms in this set (30)
If you cannot make a turn without Turn wide as you complete the turn
entering another traffic lane, you
should:
You have pushed in the trailer At normal pressure
supply valve. You should not move
the tractor until the whole air
system is:
Loss of air pressure in the The trailer's emergency brakes to come on
emergency line causes:
To stop a trailer skid, you should: Release the service brakes
The air leakage rate for a 3 psi or less in one minute
combination of two vehicles
(engine off, brakes off) should not
be greater than:
You are uncoupling a trailer. After Back up gently to ease pressure on the fifth
you shut off the trailer air supply wheel locking jaws
and lock the trailer brakes, you
should:
Before you back under a truck Trailer brakes are locked
trailer, make sure the:
The tractor protection value will Emergency brake line
close and the trailer emergency
brakes will come on when there is a
major leak in which brake line?
