CDL TANKER PRACTICE TEST IOWA
11.
When coupling, you should:
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make sure the trailer wheels are not chocked.
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make sure the trailer kingpin is bent.
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be aware that wrong coupling and uncoupling can be very dangerous.
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12.
When driving a 50-foot truck at 40 mph, your minimum following distance should be:
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6 seconds
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5 seconds
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4 seconds
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13.
Baffles:
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help to prevent cargo overload.
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help to control the forward and backward liquid surge.
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separate the load.
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14.
Brake fade results from:
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using brakes in cold weather.
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wet brakes.
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excessive heat caused by using brakes too much.
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15.
________ is responsible for identifying the hazard class of the material when shipping.
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The shipper
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The driver
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The motor carrier
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16.
What is outage?
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The amount of empty space required inside a cargo tank.
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The term used when unloading liquid from a tanker.
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Outage occurs when the electronic monitoring devices on a cargo tank have lost power.
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17.
Before loading or unloading any flammable liquids, you should:
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start the engine.
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turn off the engine.
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turn on the headlights.
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18.
Which of the following statements about drivers fixing an engine or changing a tire is true?
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They often do not pay attention to roadway traffic.
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Roadway traffic is not a danger to them.
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They usually pay attention to the danger roadway traffic is to them.
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19.
When the wheels of a trailer lock up:
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ABS will increase stopping power.
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the vehicle will gradually come to a complete stop.
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the trailer will tend to swing around.
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20.
A tank endorsement is required for certain vehicles that transport:
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liquids or gases.
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solid materials.
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passengers.
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