1.
Weight that is loaded so there is a high center of gravity:
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makes a vehicle easier to handle.
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causes greater chance of rollover.
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reduces the chance that the load will shift to the side or fall off.
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2.
If you are feeling sleepy, you should:
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get some coffee.
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pull off the road and rest.
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slow down.
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3.
"Tire load" means:
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the minimum weight a tire can carry at a specified pressure.
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the maximum safe weight a tire can carry at a specified pressure.
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the specified weight a tire can carry at the maximum pressure.
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4.
If your vehicle has power steering, during your pre-trip external inspection you must check that:
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there are 2 lit red lights indicating it's there.
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there are no power steering fluid leaks or damage to the power steering hoses.
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the engine rpm is down close to
idle.
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5.
Checking your vehicle's suspension system includes checking:
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the air suspension systems.
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the mounting brackets.
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the tires.
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6.
Which of the following statements about staying alert while driving is true?
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Drinking a cup of coffee will do more to keep you alert than a 20 minute nap.
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Some drugs can overcome fatigue.
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None of the above.
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7.
You are more at risk of being fatigued:
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after getting more than 8 hours of sleep.
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when stopping periodically during long trips.
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when driving alone.
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8.
A steering wheel play of more than ___ degrees can make it hard to steer.
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45
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10
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20
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9.
A passive railroad crossing is one that:
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requires you to stop and wait until the traffic control device installed at the crossing tells you to proceed.
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has a traffic control device installed at the crossing to regulate traffic.
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does not have any type of traffic control device.
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10.
The one-way check valve:
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keeps air from going out if the air compressor develops a leak.
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keeps your wheels from locking up when you brake hard.
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supplies air to the trailer air tanks.
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