AIR BRAKES PRACTICE TEST - NORTH DAKOTA
11.
Which of the following is NOT part of the air brake system?
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Emergency brake system
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Service brake system
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Parking brake system
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Anti-lock brake system
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12.
You should NOT use the parking brakes if:
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the brakes are very hot.
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the brakes are too dry.
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the brakes are cold.
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All of the above.
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13.
Rough acceleration:
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is recommended during long trips.
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improves gas mileage.
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can cause mechanical damage.
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is necessary to warm up the engine.
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14.
The application pressure gauge shows:
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how much pressure is in the air tanks.
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how much air pressure you are applying to the brakes.
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how much pressure the relay valves should send to the trailer brakes.
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All of the above.
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15.
Most heavy vehicles require ________ change gears.
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double clutching
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single clutching
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triple shifting
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double shifting
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