OREGON CDL TANKER PRACTICE TEST
11.
Rollovers happen when drivers:
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brake too hard.
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stop too often.
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turn too fast.
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turn too slowly.
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12.
When going down grades, you should:
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downshift to a lower gear.
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rely solely on engine braking to reduce your speed.
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shift up.
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put the transmission in Neutral.
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13.
You must know the outage requirement when hauling liquids in bulk. Why?
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Some of the heaviest liquids don't need any outage.
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You must never leave room for the expanding liquid.
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Different liquids expand by different amounts as they warm.
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All of the above.
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14.
In a convex mirror everything appears:
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smaller.
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darker.
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larger.
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brighter.
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15.
When driving a tanker, you should:
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drive 10 mph below the posted speed limit.
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decrease your following distance.
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stop every 50 miles to inspect your vehicle.
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increase your following distance.
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16.
Improperly placarded vehicles can only be moved:
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in the daytime.
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at night.
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by their owner.
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during an emergency.
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17.
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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Unbaffled liquid tankers have nothing inside to slow down the flow of the liquid.
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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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All of the above.
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18.
______ are _____ that have holes in them to let the liquid flow through.
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Baffles; bulkheads
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Barriers; baffles
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Barriers; bulkheads
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Bulkheads; tankers
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19.
Liquid surge occurs:
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in full tanks.
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in empty tanks.
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in partially filled tanks.
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if you are caught in strong winds.
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20.
If the engine catches fire, you should:
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open the hood as soon as you can.
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avoid shooting foam from the vehicle's underside.
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pull into a service station and notify the emergency services.
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turn off the engine as soon as you can.
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