1.
If your brakes fail on a steep mountain downgrade, you should:
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decide what to do as soon as you know your brakes do not work.
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stay on the road and keep looking for the next available escape ramp.
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set the parking brake and park in an open area.
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slow down until your vehicle comes to a complete stop.
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2.
A high center of gravity:
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means you'll have better traction.
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helps the vehicle be more stable while turning.
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means your vehicle is more likely to tip over.
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is less dangerous in curves.
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3.
When the wheels of a trailer lock up:
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the vehicle will gradually come to a complete stop.
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ABS will increase stopping power.
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the trailer will tend to swing around.
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All of the above.
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4.
If you must stop on a one-way or divided highway, you should place warning devices _______ toward the approaching traffic.
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10, 100 and 200 feet
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5, 25 and 50 feet
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5, 50 and 500 feet
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3, 15 and 45 feet
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5.
A shipping paper for HazMat must include:
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a shipper's certification signed by the shipper.
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page numbers if the shipping paper has more than 1 page.
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a proper shipping description for each HazMat.
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All of the above.
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6.
In baffled tanks, the baffles help to control:
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the forward and backward liquid surge.
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control the brakes.
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the side-to-side liquid surge.
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the top-to-bottom liquid surge.
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7.
Which of the following statements about retarders is NOT correct?
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You should turn the retarder off whenever the road is wet, icy, or snow covered.
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Retarders help you avoid skids.
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Retarders help slow a vehicle, reducing the need for using brakes.
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Retarders reduce reduce brake wear.
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8.
If your placarded trailer has dual tires, you should check the tires:
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once every 3 months.
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once a week.
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once every 500 miles.
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at the beginning of each trip and each time the vehicle is parked.
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9.
If a shipping paper describes both hazardous and non-hazardous products, the hazardous materials must be:
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listed at the bottom.
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entered first.
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identified by an "H" placed before the shipping description.
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written in a larger font.
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10.
How does liquid surge affect the handling of a tank vehicle?
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It's very important for safe handling.
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It tends to push the truck in the direction the wave is moving.
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It makes it easier to slow down to a safe speed.
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It makes the road slippery.
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