TANKER PRACTICE TEST - SOUTH DAKOTA CDL
11.
If a trailer does not have spring brakes, to keep the trailer from moving you should:
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use the service brakes.
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use wheel chocks.
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close the brake valve.
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park on a slight decline.
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12.
How does liquid surge affect the handling of a tank vehicle?
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It tends to push the truck in the direction the wave is moving.
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It's very important for safe handling.
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It makes it easier to slow down to a safe speed.
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It makes the road slippery.
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13.
To prevent rollover, you should:
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place the cargo near the front of the trailer.
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keep the cargo as close to the ground as possible.
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place the cargo near the rear of the trailer.
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put the lightest parts of the cargo under the heaviest parts.
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14.
______ surge results from movement of the cargo in partially filled tanks.
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Liquid
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Air
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Pressure
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Solid
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15.
When going down a hill, you should downshift:
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at the bottom of the hill.
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after starting down a hill.
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before you start going downhill.
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as you go downhill.
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16.
Another name for front-end header boards is:
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containerized racks.
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cargo stopper.
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head belt.
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headache racks.
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17.
A person attending a placarded parked vehicle:
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must be able to move the vehicle, if needed.
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must be in the vehicle, awake, or within 100 feet of the vehicle, and have the vehicle within clear view.
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must know what to do in emergencies.
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All of the above.
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18.
Which of the following statements about tankers is true?
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A high center of gravity makes a vehicle more prone to rollover accidents.
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When loading and unloading smaller tanks, do not put too much weight on the front or rear of the vehicle.
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Unbaffled liquid tankers have nothing inside to slow down the flow of the liquid.
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All of the above.
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19.
After starting the engine, the ABS light stays on. This means:
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the ABS is not working properly.
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the ABS is in Neutral.
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the ABS is working properly.
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the ABS oil level is not adequate.
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20.
In vehicles with air brakes, water and compressor oil in the bottom of the air tank:
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should be drained completely.
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should be added regularly.
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should not be removed.
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None of the above.
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