AIR BRAKES PRACTICE TEST - SOUTH CAROLINA

11. An alcohol evaporator is important during:
cold weather.
windy weather.
dry weather.
hot weather.
12. The air brake lag distance at 55 mph on dry pavement adds about:
16 feet.
32 feet.
75 feet.
60 feet.
13. When a tire fails, you must:
hold the steering wheel firmly.
stay off the brake.
get out and check all the tires after you have come to a stop.
All of the above.
14. To prevent drowsiness you should:
get adequate sleep before a trip.
never drive with a passenger.
schedule trips for the middle of the night.
avoid exercise to save more energy.
15. If you get stuck on the railroad tracks, the first thing you should do is:
scream for help.
immediately get out of the cab and move away from the tracks.
try to move your vehicle until you see the train.
stay in your vehicle and call 911.
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