AIR BRAKES CDL PRACTICE TEST - TENNESSEE
11.
You are driving a vehicle with air brakes when the low air pressure warning light and buzzer come on. You should:
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apply the brakes as hard as you can.
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pull off the road and stop immediately.
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slow down and test your brakes.
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activate your hazard lights and drive to the nearest place where you can stop.
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12.
If the air pressure gets too low:
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ABS will help maintain vehicle control.
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you should set the parking brake.
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the brakes will lock up.
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the brakes will not work.
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13.
Why must air tanks be drained?
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There might not be enough antifreeze in the system.
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Your transmission fluid may drain out.
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The water can freeze in cold weather and cause brake failure.
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The alcohol evaporator might stop working.
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14.
To prevent rollover, you should:
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put the lightest parts of the cargo under the heaviest parts.
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place the cargo near the front of the trailer.
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place the cargo near the rear of the trailer.
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keep the cargo as close to the ground as possible.
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15.
If you must stop on a one-way or divided highway, you should place warning devices _______ toward the approaching traffic.
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10, 100 and 200 feet
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5, 25 and 50 feet
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3, 15 and 45 feet
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5, 50 and 500 feet
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