1.
When the spring brakes are on, you should:
not push the brake pedal down.
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press the accelerator.
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exceed the posted speed limit.
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pump the brakes.
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2.
When more cargo is piled up in a truck, the center of gravity moves:
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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to the right side of the truck.
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3.
Having ABS on only the trailer:
is very dangerous.
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makes the trailer more likely to swing out.
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still gives you more control over your vehicle during braking.
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makes the trailer more likely to roll over.
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4.
Emergency brakes must be held on by:
mechanical force.
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hydraulic pressure.
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air pressure.
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dynamic pressure.
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5.
If you must drive slowly, how should you alert following drivers?
Help them out by signaling when it is safe to pass
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Use your emergency flashers if it is legal
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Turn on your taillights
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Flash your brake lights
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6.
Truck tractors with air brakes built after March 1, 1997, are required to be equipped with:
anti-lock brakes.
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hydraulic brakes.
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a rear backup camera.
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GPS
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7.
Watch out for black ice:
any time the temperature is below freezing and the road looks wet.
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when it is snowing.
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right after it starts to rain.
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when the temperature is above freezing and the road is dry.
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8.
When driving a double or triple:
all trailers should have the same weight.
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the more heavily loaded trailer should be in the rear.
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the more heavily loaded trailer should be directly behind the tractor.
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the lighter trailer should be directly behind the tractor.
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9.
If you're feeling tired while driving you should:
drink coffee.
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stop driving and get some rest.
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eat something.
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increase your speed to get to your destination quicker.
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10.
If an item placed on a flatbed trailer is 7 feet long, it should have __ tie-downs.
3
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7
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1
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2
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