ALASKA CDL TANKER PRACTICE TEST
11.
Brake fade:
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relies on the engine braking effect.
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results from excessive heat caused by using brakes too much.
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All of the above.
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12.
Hauling liquids in tanks requires special skill because of:
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danger of surge.
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the high center of gravity.
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All of the above.
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13.
To make the brakes work, air brakes use:
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nitrogen.
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compressed air.
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hydraulic air.
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14.
If your truck has automatic transmission, you should downshift:
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after entering a curve.
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when going down grades.
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whenever road conditions allow.
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15.
Most heavy trucks with manual transmissions require ____ to change gears.
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triple clutching
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double clutching
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single clutching
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16.
Smooth bore tanks:
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have bulkheads in them with holes to limit the flow of liquid.
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have bulkheads with holes to let the liquid flow through.
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have nothing inside to slow down the flow of liquid.
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17.
The tractor protection valve:
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keeps air in the brake system should the trailer develop a bad leak.
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prevents the trailer from being accidentally released.
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keeps your wheels from locking up when you brake hard.
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18.
When loading and unloading the smaller tanks of a cargo tank equipped with bulkheads, you must pay attention to:
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water distribution.
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weight distribution.
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smooth bore tanks.
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19.
Column 2 in the Hazardous Material Table contains:
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the hazard class or division.
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the HazMat description and shipping name.
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the identification numbers.
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20.
Older trailers do not have spring brakes. If the air supply leaks away:
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there will be no emergency brakes.
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the ABS won't work properly.
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the trailer will stop normally.
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