NJ CDL PRACTICE TEST - GENERAL KNOWLEDGE
31.
If you must make a quick stop to avoid an accident, you should:
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use controlled or stab braking.
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downshift.
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increase your stopping distance.
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jam on the brakes to keep your vehicle in a straight line.
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32.
To recognize when it's time to shift up to a higher gear, use:
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engine sounds and road signs.
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engine speed (rpm) and road speed (mph).
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road speed (mph) and engine oil temperature.
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engine speed (rpm) and road signs.
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33.
Driving in very hot weather:
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can make it difficult to stay in your lane.
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can decrease oil pressure.
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should never be done.
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can increase tire pressure.
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34.
After the first stop, drivers must inspect the securement of the cargo:
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every 50 miles or every hour.
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every 150 miles or every three hours.
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every 100 miles or every two hours.
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every 250 miles or every five hours.
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35.
If you are involved in a collision and not seriously hurt, you should:
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protect the area.
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notify the authorities.
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do your best to care for the injured.
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All of the above.
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36.
Drivers should not assume that the heights posted at bridges and overpasses are correct. Why?
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The bridge/overpass may have been rebuilt since the heights were originally posted.
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The weight of a cargo van changes its height.
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Some roads can cause a vehicle to tilt.
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Packed snow or repaving may have reduced the clearances since the heights were posted.
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37.
When inspecting your vehicle for suspension system defects, look for:
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missing or broken leaves in any leaf spring.
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leaking shock absorbers.
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cracked or broken spring hangers.
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All of the above.
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38.
Your vehicle has hydraulic brakes. When you press the brake pedal while driving and the pedal goes to the floor, remember that:
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pumping the brake pedal may generate enough hydraulic pressure to stop the vehicle.
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the parking brake should never used to slow the vehicle.
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shifting into neutral may help slow the vehicle.
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All of the above.
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39.
When you're going uphill and a heavy load is slowing you down, you should:
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drive on the shoulder if you can.
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stay in the left lane if you can.
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shift into a lower gear.
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pass another slow vehicle to gain speed.
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40.
Which of the following are key steering system parts?
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Tie rod, drag link, spindle
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Leaf spring, torque rod, front axle hanger
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Lug nuts, rims, tire
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Axle, main spring, spring shackle
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