NH CDL DOUBLES TRIPLES PRACTICE TEST

11. If the air compressor is belt-driven, you should check the air compressor drive belt before each trip. The belt should be:
cracked.
loose.
worn.
tight.
12. Dollies with ABS are required to have a malfunction lamp:
on the rear.
on the left side.
on the front.
on the right side.
13. Fully loaded rigs:
are less likely to roll over than empty rigs.
are just as likely to roll over as empty rigs.
are much more likely to roll over than empty rigs.
None of the above.
14. When driving with more than one trailer, the _______ trailer should be the first one behind the tractor.
longest
lightest
shortest
heaviest
15. When driving a double or triple:
the lighter trailer should be directly behind the tractor.
the more heavily loaded trailer should be directly behind the tractor.
all trailers should have the same weight.
the more heavily loaded trailer should be in the rear.
16. Which of the following statements about backing heavy vehicles is true?
Always back as quickly as possible.
The helper should stand where you cannot see the helper.
You should avoid backing whenever you can.
Back to the right side so that you can see better.
17. How should you brake if your vehicle loses ABS?
Step on and off the brake pedal several times
Stay off the Brake
Pump the brake repeatedly
Brake as you always have.
18. When backing a trailer, you should turn the steering wheel to the right to make the trailer go left (or vice versa). Once the trailer starts to turn, you should:
keep backing up.
turn the wheel the other way to follow the trailer.
turn the wheel more  in the direction you want to go.
None of the above.
19. Which of the the following statements about fatigue is true?
Fatigue impairs your vision and judgment.
Fatigued driving is one of the leading causes of accidents.
Fatigue may cause you to not see and react to hazards.
All of the above.
20. Skids caused by acceleration can usually be stopped by:
taking the foot off the accelerator.
applying the brakes firmly.
speeding up.
coming to a complete stop.
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