AIR BRAKES CDL PRACTICE TEST - LOUISIANA
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The air brakes endorsement applies to applicants who wish to drive a vehicle with air brakes in Class A, B, or C CDL. To drive a vehicle with air brakes, you must pass the air brake component of the Louisiana CDL knowledge test. The LA CDL air brakes test consists of 25 questions, and you'll need at least 20 correct answers to pass (80%). The test covers the information found in the air brakes section of the Louisiana CDL Manual. Take this LA CDL practice test now to prepare for the actual air brakes test!
1.
When using a fire extinguisher, you should stay:
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at whatever distance you think is safe.
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as close to the fire as possible, without getting burnt.
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as far away from the fire as possible.
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at least 10 feet away from the fire.
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2.
Banked curves:
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are reserved for pedestrians.
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can be taken at any speed.
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have a safe "design speed".
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should always be avoided.
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3.
The safety relief valve is usually set to open at ____ psi.
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75
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50
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100
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150
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4.
You should NOT use the parking brakes if:
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the brakes are too dry.
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the brakes are very hot.
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the brakes are cold.
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All of the above.
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5.
Typically an air system is fully-charged at:
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25 psi
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125 psi
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75 psi
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250 psi
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