NC CDL AIR BRAKES PRACTICE TEST
16.
Excessive use of the service brakes results in overheating and leads to:
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poor traction.
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reduction of the brake drums.
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low air pressure.
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brake fade.
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17.
When backing, you should:
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back quickly.
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only use mirror on the driver's side.
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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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18.
You hear a loud "bang" which sounds like a tire blowout. You should:
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keep driving as normal.
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check the tires at the next stop.
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inspect your tires with your mirrors.
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assume you
have a tire failure.
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19.
Brake fade results from, and is affected by:
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excessive heat caused by not relying on the engine braking effect.
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excessive heat caused by using the brakes too much.
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brakes out of adjustment.
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All of the above.
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20.
Brakes out of adjustment can cause the other brakes to:
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apply more braking power.
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work better.
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last longer.
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overheat and fade.
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