AIR BRAKES PRACTICE TEST - NORTH DAKOTA

16. To check that spring brakes come on automatically, the first thing to do is to:
turn off the engine, release the parking brake and time the air pressure drop.
continue to step on and off the brake pedal until the air pressure falls to the manufacturer’s specification.
release the parking brake, move the vehicle forward slowly, and apply the brakes firmly.
All of the above.
17. When confronted by an aggressive driver, you should:
avoid eye contact.
call the police, if you have a cell phone and can do it safely.
make every attempt to get out of their way.
All of the above.
18. An alcohol evaporator is important during:
hot weather.
windy weather.
cold weather.
dry weather.
19. Your vehicle has a dual air brake system. If one air system is very low on pressure, you should:
reduce your speed and check the low air pressure warning signal for the other system regularly.
call your dispatcher or supervisor for instructions.
reduce your speed and drive to the nearest garage for repairs.
bring the vehicle to a safe stop, and have the air brakes system fixed.
20. 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.
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