CDL HAZMAT PRACTICE TEST NEW YORK
21.
Rough acceleration can cause:
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tire damage.
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damage electrical and brake lines.
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mechanical damage.
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All of the above.
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22.
When more cargo is piled up in a truck, the center of gravity moves:
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to the right side of the truck.
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higher up from the road.
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to the left side of the truck.
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closer to the ground.
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23.
Drivers of vehicles transporting HazMat should:
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compare the shipping paper to the markings and labels.
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ensure that all packages are labeled as flammable materials.
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ensure that all relevant placards are carried in the passenger compartment.
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All of the above.
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24.
After an accident, an improper use of flares could cause:
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the vehicle to slide back and forth.
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a fire if spilled fuel is on the ground.
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air pressure to build from 50 to 100 psi within 2 minutes.
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the springs to put on the brakes.
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25.
Which of the following statements about backing heavy vehicles is true?
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Back to the right side so that you can see better.
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Always back as quickly as possible.
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You should avoid backing whenever you can.
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The helper should stand where you cannot see the helper.
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26.
Which of the following is NOT true?
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ABS won't compensate for poor brake maintenance.
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ABS only comes into play when a wheel would have locked up because of over braking.
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ABS will change the way you normally brake.
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ABS won't compensate for bad brakes.
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27.
An Anti-lock Braking System (ABS):
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increases your normal braking capability.
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always shortens your stopping distance.
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keeps your wheels from locking up when you brake hard.
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lets you drive faster.
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28.
NEVER smoke within 25 feet of vehicles which contain:
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Class 4.2 only
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Class 5.2 only
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Class 3 only
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Classes 1, 2, 3, and 4
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29.
When driving in extremely hot weather, if the air pressure in the tires is too high, you should:
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let air out of the tires to decrease pressure.
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continue driving.
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call your supervisor.
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stop and remain stopped until the tires cool off.
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30.
Two of the most common causes of tire fires are:
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Duals that touch and under-inflated tires.
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Driver smoking and bleeding tar.
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Over-inflated tires and duals that touch.
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Loose lug nuts and duals that touch.
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