NEW HAMPSHIRE CDL AIR BRAKES PRACTICE TEST

16. What is a dual air brake system?
2 separate air brake systems: one system for daytime driving, the other system for nighttime driving.
2 separate air brake systems: one system operates the left brakes, the other system operates the right brakes.
2 separate air brake systems: one system operates the front brakes, the other system operates the rear brakes.
None of the above.
17. Tar in the road pavement rising to the road surface in very hot weather:
does not affect the road surface or driving conditions.
might get in your engine.
causes the road to become very slippery.
is very sticky and will slow down your vehicle.
18. Dual tires:
are dangerous.
should come in contact with each other whenever possible.
should always come in contact with each other.
should not come in contact with each other.
19. When you pull hard on a slack adjuster and it moves more than about _____ where the push rod attaches to it, the slack adjuster probably needs adjustment.
1 inch
1/2 inch
1/4 inch
2 inches
20. Which of the following is a reason why air tanks must be drained?
Your battery fluid may drain out.
Your transmission fluid may drain out.
The governor may stop the compressor from pumping air.
Your brakes may fail due to the water freezing.
Next page
NOT SURE YOU WILL PASS? GET CDL PREMIUM NOW! - Learn More