CDL AIR BRAKES PRACTICE TEST - KANSAS
11.
When you make a quick lane change, the crack-the-whip effect can turn the trailer over. The crack-the-whip effect is caused by:
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worn tire tread.
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the rear trailer of a triple.
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strong wind.
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rearward amplification.
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12.
If the ABS is not working:
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the vehicle will have weak brakes.
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the vehicle will have no brakes.
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you still have normal brake functions.
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None of the above.
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13.
Slack adjusters:
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should move more than one inch where the push rods attach to them.
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are available in four types: manual, automatic, robotic and analog.
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regulate the distance between the rear wheels.
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regulate the distance that the air brake has to travel to apply friction to the wheel.
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14.
Antifreeze:
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helps the engine only under hot conditions.
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helps the engine only when the temperature is below freezing.
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doesn't help the engine in any way.
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helps the engine under hot conditions as well as cold conditions.
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15.
When using a fire extinguisher, you should stay:
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at least 10 feet away from the fire.
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as far away from the fire as possible.
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at whatever distance you think is safe.
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as close to the fire as possible, without getting burnt.
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