HAZMAT CDL PRACTICE TEST - NEW HAMPSHIRE
21.
When should you downshift automatic transmissions?
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When you start to get drowsy.
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When you want to go faster.
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When going down steep grades.
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Watch your tachometer, and downshift when your engine reaches the top of the range.
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22.
You are transporting hazarous materials. During your en-route inspection, you find an overheated tire. What should you do?
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use water to cool the tire, then check it every 50 miles.
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wait at least 30 minutes 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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None of the above.
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23.
When going down grades, you should:
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rely solely on engine braking to reduce your speed.
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downshift to a lower gear.
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put the transmission in Neutral.
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shift up.
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24.
Do you need to stop before a railroad-highway crossing if you are hauling 100 pounds of Division 4.3 (dangerous when wet) materials?
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Yes.
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Only if you are driving at night.
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No.
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Only when you are driving and hear a siren coming.
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25.
If you are driving on a slippery road, you should:
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adjust your speed to conditions.
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decrease your following distance.
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apply the brakes during turns.
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use ABS to improve traction.
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26.
If the ABS is not working:
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you should immediately reduce your speed.
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the truck will have no brakes.
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the truck will still have normal brakes.
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All of the above.
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27.
When driving a 60 foot truck at 35 mph in ideal conditions, you should keep at least _______ of space in front of you.
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5 seconds
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12 seconds
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6 seconds
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4 seconds
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28.
Shippers must package the materials in order to:
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make it easy to open and close the packages.
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make the transportation process as efficient as possible.
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make it easy to identify them.
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All of the above.
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29.
ABS:
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helps increase brake pressure.
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causes your wheels to lock when you break hard.
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gives you more control when you brake.
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is not required on newer trucks.
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30.
When loading hazardous materials:
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do not load hazardous materials away from heat sources.
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wrap leaking packages in plastic before loading them.
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make sure that the containers are not braced.
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do not use hooks or other tools which might damage containers or other packaging.
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