1.
If you are being tailgated, you should:
increase your following distance.
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move to the left lane.
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speed up.
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2.
At passive railroad crossings, even if there are active railroad signals that indicate the tracks are clear, you must _________ to be sure it is safe to proceed.
stop, look, and listen
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go, stop and listen
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listen, look and stop
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3.
When is it safe to leave your vehicle unattended without applying the parking brakes or chocking the wheels?
When you are conducting your pre-trip inspection.
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Never.
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Only while you are taking a rest break.
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4.
Before starting down a hill, you should slow down and shift down:
so you can coast downhill.
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to a gear that will cause your engine to exceed its redline.
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to a speed that you can control without using the brakes hard.
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5.
With brake drums, if brakes become too hot:
the brakes may stop working.
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your ABS will malfunction.
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the brakes will supply too much power to the drive wheels.
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6.
The safety valve installed in the first tank the air compressor pumps air is set to open:
if there is too little pressure.
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at 30 psi.
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if there is too much pressure.
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7.
If your trucks has a high center of gravity, which of the following is true for curves?
You should travel at the posted speed limit.
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You should slow down, as your truck can roll over at the posted speed limit for the curve.
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Reduce your speed to a crawl.
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8.
The air compressor is connected to:
the radiator.
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the engine.
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the transmission.
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9.
Why must air tanks be drained?
To keep from fouling the air compressor oil.
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Water can freeze in cold weather and cause brake failure.
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Water and
oil reduce the air pressure.
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10.
If you get stuck on railroad tracks, you should:
stay in the vehicle and call for help.
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have a helper push your vehicle.
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get out of the vehicle and away from the tracks.
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