GA CDL AIR BRAKES PRACTICE TEST
6.
Which of the following statements is true?
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There is no way that short circuits due to damaged insulation can cause a vehicle fire.
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Poor cargo ventilation is a common cause of fire.
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Under-inflated tires will NOT cause a vehicle fire.
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Carrying a properly charged and rated fire extinguisher will help prevent fires.
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7.
The low pressure warning signal will generally activate when the air pressure falls between:
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80–85 psi.
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30–35 psi.
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85–100 psi.
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55–75 psi.
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8.
To apply the parking brakes:
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push the brake pedal three times.
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place the parking brake control knob in Neutral.
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pull the parking brake control knob out.
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push the parking brake control knob in.
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9.
The total stopping distance for vehicles with air brake systems is made up of __ different factors.
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4
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3
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2
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5
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10.
Why must air tanks be drained?
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The water can freeze in cold weather and cause brake failure.
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Your transmission fluid may drain out.
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There might not be enough antifreeze in the system.
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The alcohol evaporator might stop working.
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