AL CDL TANKER PRACTICE TEST
11.
Retarders:
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can be noisy and may not be permitted everywhere.
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improve traction.
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increase fuel efficiency.
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help to increase brake pressure.
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12.
During freezing weather, which area is most likely to be slippery after it rains?
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Roads that look wet.
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Shaded areas.
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Bridges.
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All of the above.
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13.
On
a tractor-trailer equipped with a trailer brake hand
valve, the hand valve can be used to:
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prevent movement of cargo.
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hold compressed air.
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reduce the chance of the front wheels skidding.
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keep from rolling back.
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14.
A tank endorsement is:
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not required when transporting hazardous materials.
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only required when transporting gases.
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only required when transporting liquids.
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required for both liquids and gases.
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15.
The height of the vehicle's center of gravity:
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is very important for safe handling.
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|
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should only be a concern when driving a vehicle.
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|
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should only be a concern when loading a vehicle.
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|
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should only be a concern when driving in high winds.
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16.
If coolant has to be added to a system without a recovery tank, you should:
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never use thick cloth to touch the radiator cap.
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keep the engine running while adding coolant.
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wait until the engine has cooled before adding coolant.
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turn the radiator cap quickly to the first stop.
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17.
When checking the lights before driving:
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you should turn off the engine.
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you should check them from inside the vehicle.
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make sure the parking brake is not set.
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the engine must be running.
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18.
You should be especially alert for drunk drivers:
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around shopping areas.
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in the morning.
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late at night.
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in the early evening.
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19.
In the Hazardous Material Table, what is in Column 3?
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The special provisions of the material
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The HazMat description
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The HazMat shipping name
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The hazard class or division
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20.
A high center of gravity:
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requires special transit permits.
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makes the vehicle easy to roll over.
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improves fuel efficiency.
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makes the vehicle less likely to roll over.
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