TX CDL HAZMAT PRACTICE TEST
11.
With brake drums, if brakes become too hot:
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the brakes will supply too much power to the drive wheels.
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your ABS will malfunction.
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the air compressor will kick on to cool the brakes.
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the brakes may stop working.
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12.
Which of the following is NOT a good rule for using turn signals?
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Signal early
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Cancel your signal after you have turned
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Cancel the signal before completing the turn
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Signal continuously
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13.
During an en route inspection, you discover an overheated tire. You must:
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lower the tires air pressure by at least 15 psi.
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wait at least one hour before continuing your trip.
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cool the tire and wait at least two hours before continuing your trip.
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Safely remove the tire and place it at a safe distance from your vehicle.
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14.
To avoid rollbacks when you start, you should:
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put on the parking brake whenever necessary.
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release the parking brake only when you have applied enough engine power.
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if you have manual transmission, partly engage the clutch before you take your right foot off the brake.
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All of the above.
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15.
Class 1 hazardous materials include:
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Flammable liquids
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Radioactive materials
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Flammable solids
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Explosives
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16.
If you are being tailgated, you should:
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increase your following distance.
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speed up.
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move to the left lane.
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flash your brake lights.
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17.
When crossing railroad tracks, you should:
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apply the parking brakes.
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stay in your lane.
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shift gears while crossing the tracks.
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stop on the tracks.
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18.
Unless excepted, shipping papers must list:
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the colors of the materials.
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a proper description of the truck.
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the address of the driver.
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an emergency response telephone number.
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19.
A placarded vehicle must have a fire extinguisher with a rating of:
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10 B:C or more
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5 A:B or more
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10 A:B or more
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5 B:C or more
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20.
If your vehicle is placarded, carries any amount of chlorine or has cargo tanks used for hazardous materials, you must stop _______ feet before the nearest railroad track.
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50 to 100
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100 to 200
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15 to 50
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5 to 15
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