UTAH CDL AIR BRAKES PRACTICE TEST

11. When the air system is fully-charged, the air loss rate for a single vehicle with the engine off should be less than:
2 psi in 30 seconds.
3 psi in one minute.
2 psi in one minute.
4 psi in one minute.
12. Empty trucks have the best braking. True or False?
It depends on the truck.
False.
True.
It depends on the cargo.
13. Which of the following is NOT a way to determine if your trailer is equipped with ABS (antilock braking system)?
Wheel speed sensor wires are coming from the back of the brakes.
It was built after March 1, 1998.
The letters "ABS" are printed on the side of the steering wheel.
It has yellow ABS malfunction lamps.
14. The total stopping distance for vehicles with air brake systems is made up of __ different factors.
4
5
2
3
15. Front wheel braking is good:
Never.
only in good weather.
under all conditions.
only in wet conditions.
Next page
NOT SURE YOU WILL PASS? GET CDL PREMIUM NOW! - Learn More