NH CDL AIR BRAKES PRACTICE TEST
6.
Brake lag is:
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the distance your vehicle will continue to travel, in ideal conditions, before you hit the brakes.
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the amount of air pressure required to stop the vehicle.
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the time required for the air brakes to work after the brake pedal is pushed.
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the distance your vehicle will travel, in ideal conditions, while you are braking.
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7.
Which of the following is not a braking system on a truck?
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Emergency brake
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Parking brake
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Steering brake
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Service brake
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8.
The ________ brake system applies and releases the brakes when the driver uses the brake pedal during normal driving.
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parking
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anti-lock
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service
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emergency
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9.
When going down a steep downgrade, you should:
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use a low gear, and a proper braking technique.
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use the parking brake.
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use escape ramps whenever possible.
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avoid braking and rely on engine braking.
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10.
Excessive use of the service brakes results in overheating. Too much heat can:
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cause the brakes apply unevenly.
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make the brakes stop working.
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cause the brakes to squeak.
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cause the brakes to grab.
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