AIR BRAKES CDL PRACTICE TEST - NORTH DAKOTA
6.
Which of the following is NOT a reason for hydraulic brake failure?
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Stab braking
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Loss of hydraulic pressure
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Brake fade on long hills
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All of the above.
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7.
Which of the following is a reason why air tanks must be drained?
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The governor may stop the compressor from pumping air.
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Your transmission fluid may drain out.
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Your battery fluid may drain out.
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Your brakes may fail due to the water freezing.
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8.
Air brakes:
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are an effective way to stop large and heavy vehicles.
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should be used only when driving on wet roads.
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can improve fuel efficiency.
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are prohibited on larger vehicles.
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9.
How many reflective triangles/emergency reflectors should you carry?
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3
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4
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2
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1
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10.
To prevent rollover, you should:
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keep the cargo as close to the ground as possible.
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go slowly around turns.
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drive slowly around on ramps and off ramps.
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All of the above.
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