CDL TANKER TEST SOUTH DAKOTA - PRACTICE TEST
11.
Class 2 hazardous materials include:
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Corrosive materials
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Radioactive materials
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Poison
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Flammable gases
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12.
When backing, you should:
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only use mirror on the driver's side.
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back quickly.
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use the mirrors on both sides.
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back and turn toward the right side whenever possible.
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13.
ABS:
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improves your visibility at night.
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helps you increase your average speed.
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helps you increase your following distance.
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does not decrease your stopping distance.
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14.
If radioactive material is involved in a leak or broken package:
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do not touch the leaking package and drive to the nearest service station.
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do not use the vehicle until it is cleaned.
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clean the vehicle without touching the radioactive material.
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immediately contact the fire department.
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15.
Under a pressurized system, the radiator cap:
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should never be removed until the system has cooled.
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should always be cool.
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should never be hot.
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should be removed when the coolant is hot.
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16.
Overloading can have bad effects on all of the following except:
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Braking
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Exhaust system
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Steering
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Speed control
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17.
In a convex mirror everything appears:
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brighter.
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smaller.
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darker.
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larger.
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18.
Your vehicle may take longer to stop:
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if the tank is empty.
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if the road is dry.
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if you are driving in hot weather.
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if the tank is full of dense liquid.
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19.
The height of a vehicle's center of gravity is important for safe handling. Why?
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Trucks with a high center of gravity can roll over at the posted speed limit for a curve.
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A high center of gravity means you are less likely to tip over.
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Trucks with a high center of gravity have better traction.
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All of the above.
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20.
Air brakes use ________ to make the brakes work.
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compressed gas cylinders
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compressed air
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compressed gases
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compressed oil
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