NEW JERSEY CDL AIR BRAKES PRACTICE TEST
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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 New Jersey CDL knowledge test. The NJ 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 New Jersey CDL Manual. Take this NJ CDL practice test now to prepare for the actual air brakes test!
1.
If you are being tailgated, you should:
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turn on your taillights.
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drive on the shoulder.
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try to let the other vehicle pass.
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speed up.
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2.
Weight that is loaded so there is a high center of gravity:
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causes greater chance of rollover.
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reduces the chance that the load will shift to the side or fall off.
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makes a vehicle easier to handle.
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All of the above.
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3.
Why should you check your mirrors regularly to know where other vehicles are around you?
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To flash the brake lights if you are being tailgated.
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To know whether you can make a quick lane change in an emergency.
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To move out of their way if they want to get past.
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To better assess your own speed.
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4.
Spring brakes are usually held back by:
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air pressure.
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modulating control valves.
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the brake pedal.
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the antilock braking system.
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5.
Overloading a vehicle with cargo can have negative effects on all of the following except:
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Steering
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Speed control
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Braking
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Weight limits
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