ALASKA CDL TANKER PRACTICE TEST

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