AIR BRAKES PRACTICE TEST - WEST VIRGINIA
6.
When you release the brake pedal, the _____ rotates back and a spring pulls the brake shoes away from the drum.
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pressure gauge
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hydraulic brake system
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S-cam
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air compressor belt
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7.
Stepping on and off the brake pedal several times:
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may result in dangerously thin linings.
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reduces the air pressure in the tanks.
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may cause air leaks.
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All of the above.
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8.
If you get stuck on the railroad tracks, the first thing you should do is:
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stay in your vehicle and call 911.
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try to move your vehicle until you see the train.
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immediately get out of the cab and move away from the tracks.
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scream for help.
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9.
The total stopping distance for vehicles with air brake systems is made up of __ different factors.
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3
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2
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4
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5
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10.
When driving on slippery roads, you should NOT:
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watch far enough ahead to keep a steady speed.
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go slowly.
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use the engine brake.
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try to anticipate stops early.
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