Be kind to yourself, and keep practicing!
Your time: 1 min
Correct 0
0%
Incorrect 114
TEXAS CDL AIR BRAKES, TX CDL #3- AIR BRAKES
SECTION
Next steps 5, CDL AIR BRAKES 2 NEWEST 2024
ACTUL EXAM 120 QUESTIONS AND CORRECT
DETAILED ANSWERS
114 missed terms
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more until you get them your confidence.
right.
Your answers
1 of 114
Term
When testing air leakage rates for combination vehicles(before
applying the brake pedal), air brake systems should not lose air faster
than...
Give this one a try later!
, 3 psi per minute. 5 mph
1/2 psi per minute. 97 psi per minute.
Don't know?
2 of 114
Term
Which of these is not a proper time to apply the parking brakes
Give this one a try later!
after checking the brake fluid level when the weather is cold and rainy
while the vehicle is parked on a flat if the brakes are very hot ( just
surface after coming down a steep hill)
Don't know?
, 3 of 114
Term
The brake drums or discs...
Give this one a try later!
Must not have cracks longer
Need to be lubricated regularly to
than half the width of the
prevent overheating.
friction area.
Should be painted red for better Must be submerged in water for
visibility. cooling during operation.
Don't know?
4 of 114
Term
In air operated disc brakes air pressure acts on a brake chamber and
slack adjuster like s-cam brakes but instead of the s-cam a ________ is
used
Give this one a try later!
hydraulic fluid brake pedal
, power screw piston cylinder
Don't know?
5 of 114
Term
If your bus has dual parking control valves it means that you can use
pressure from a separate tank to:
Give this one a try later!
Adjust the side mirrors. Activate the windshield wipers.
Release the spring brakes to Increase the air pressure in the main
move a short distance. tank.
Don't know?
6 of 114
Term
The braking power of the spring brakes:
Your time: 1 min
Correct 0
0%
Incorrect 114
TEXAS CDL AIR BRAKES, TX CDL #3- AIR BRAKES
SECTION
Next steps 5, CDL AIR BRAKES 2 NEWEST 2024
ACTUL EXAM 120 QUESTIONS AND CORRECT
DETAILED ANSWERS
114 missed terms
Practice terms in Learn Take a new test
Practice your missed terms Try another test to boost
more until you get them your confidence.
right.
Your answers
1 of 114
Term
When testing air leakage rates for combination vehicles(before
applying the brake pedal), air brake systems should not lose air faster
than...
Give this one a try later!
, 3 psi per minute. 5 mph
1/2 psi per minute. 97 psi per minute.
Don't know?
2 of 114
Term
Which of these is not a proper time to apply the parking brakes
Give this one a try later!
after checking the brake fluid level when the weather is cold and rainy
while the vehicle is parked on a flat if the brakes are very hot ( just
surface after coming down a steep hill)
Don't know?
, 3 of 114
Term
The brake drums or discs...
Give this one a try later!
Must not have cracks longer
Need to be lubricated regularly to
than half the width of the
prevent overheating.
friction area.
Should be painted red for better Must be submerged in water for
visibility. cooling during operation.
Don't know?
4 of 114
Term
In air operated disc brakes air pressure acts on a brake chamber and
slack adjuster like s-cam brakes but instead of the s-cam a ________ is
used
Give this one a try later!
hydraulic fluid brake pedal
, power screw piston cylinder
Don't know?
5 of 114
Term
If your bus has dual parking control valves it means that you can use
pressure from a separate tank to:
Give this one a try later!
Adjust the side mirrors. Activate the windshield wipers.
Release the spring brakes to Increase the air pressure in the main
move a short distance. tank.
Don't know?
6 of 114
Term
The braking power of the spring brakes:
