MISSISSIPPI CDL AIR BRAKES PRACTICE TEST
16.
If you get stuck on the railroad tracks, the first thing you should do is:
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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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stay in your vehicle and call 911.
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scream for help.
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17.
A low air pressure warning signal is required on:
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all vehicles with air brakes built after 2005.
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all vehicles with air brakes.
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Warning signals are optional.
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all vehicles with air brakes built after 2009.
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18.
Empty trucks have the best braking. True or False?
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It depends on the cargo.
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False.
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True.
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It depends on the truck.
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19.
If the air tanks are not drained:
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your speed must be reduced to 5 MPH below your “safe” speed.
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the water can freeze in cold
weather and cause brake failure.
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the air pressure in the tanks is reduced.
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the spring brakes will come on.
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20.
If your vehicle has an alcohol evaporator, every day during cold weather, you should:
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ensure that compressed air usually has some water and some compressor oil in it.
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fill it up with oil to prevent the pipes from freezing.
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check the alcohol container and fill up as necessary.
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fill it up with oil to prevent alcohol from freezing.
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