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Brakes are not used often enough.
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Brakes overheat.
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Brakes are too cold.
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Brakes are wet.
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Nevada CDL Permit Test - Double
(From the 2021 Nevada CDL driver handbook)
| Number of questions: | 20 |
| Passing score: | 16 |
Directions:
This endorsement is required if the driver will pull two or three trailers. To receive this endorsement, applicants must pass a test. The test consists of 20 multiple choice questions. To pass, the applicant must answer at least 16 questions correctly. Each question has three or four possible answer choices. Test questions come from the Nevada Commercial Driver License Manual. Questions come from chapters covering: Driving Safely, Air Brakes (if applicable), Combination Vehicles and Doubles and Triples. The Double/Triple endorsement can be used with the Class A CDL.
Passing grade —
4 or fewer errors
advertising
1.
Brake fading is caused when:
2.
The steering wheel should be:
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Held with both hands.
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Held by one hand to allow for other tasks, such as eating and drinking.
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Held by one hand at a time, alternating between hands.
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Cracked to allow for an improved grip.
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3.
During an inspection, slack adjusters on S-cam brakes should not move more than:
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One foot.
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One centimeter.
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One inch.
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4.
Air tank drains:
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Should not be used in cold weather.
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Are helpful to remove water and oil from the air tanks.
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Are used to move air to the brakes.
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5.
When backing, it is best to:
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Rely only on the passenger’s side mirror.
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Try to back up quickly.
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Turn toward the passenger’s side whenever possible.
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Use a helper, if possible.
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6.
Which of the following is not a type of retarder?
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Exhaust
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Engine
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Air
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7.
When driving at night, you should do all of the following, except:
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Make sure you are rested.
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Make sure your glasses are clean.
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Wear sunglasses.
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