AIR BRAKES CDL PRACTICE TEST - NORTH CAROLINA
16.
Front wheel braking is good:
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under all conditions.
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only in wet conditions.
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only in good weather.
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Never.
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17.
Air tanks must be drained completely to:
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pump water and compressor oil into the tanks.
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remove all moisture and oil.
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remove all the air.
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put alcohol into the air system.
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18.
You should drain your air tanks:
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at least once a week.
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at the beginning of each trip.
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every month.
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at the end of each working day.
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19.
ABS:
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allows the wheels to lock up.
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makes it easier to turn.
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makes it easier to break.
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helps you avoid wheel lock up.
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20.
To brake in a way that will keep your vehicle in a straight line and allow you to turn if it becomes necessary, you can use:
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the "controlled braking" method or the "stab braking" method.
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the "stab braking" method.
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the "controlled braking" method.
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None of the above.
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