1.
Retarders:
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reduce the danger of slipping.
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reduce braking distance.
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improve gas mileage.
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help slow a vehicle, reducing the need for using brakes.
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2.
Too little weight on the driving axles can cause:
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poor visibility.
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mechanical damage.
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longer stopping distances.
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poor traction.
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3.
You should be especially alert for drunk drivers:
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in the early evening.
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around shopping areas.
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late at night.
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in the morning.
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4.
When you turn suddenly, which trailer is most likely to turn over?
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The front trailer
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The rear trailer of doubles
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The last trailer of triples
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None of the above.
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5.
Why should you back toward the driver's side?
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You can more easily correct any steering errors.
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You can see better and watch the rear of your vehicle by looking out the side window.
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Using double clutching requires practice.
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All of the above.
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6.
Which of the following statements about backing heavy vehicles is true?
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You should avoid backing whenever you can.
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The helper should stand where you cannot see the helper.
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Always back as quickly as possible.
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Back to the right side so that you can see better.
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7.
If your trailer starts to skid, you should:
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steer in the opposite direction.
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release the brakes.
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pump the brakes.
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lock the brakes.
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8.
You should always try to back toward the driver's side because:
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you can watch the rear of your vehicle out the side window.
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you can more easily correct any steering errors.
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backing toward the left side is more dangerous.
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None of the above.
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9.
If you have to drive off the road, you should:
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fully apply the brakes until your speed has dropped to about 20 mph.
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leave the road completely.
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keep one set of wheels on the pavement, if possible.
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brake as hard as you can to maintain control.
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10.
Watch out for black ice:
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when the temperature is above freezing and the road is dry.
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any time the temperature is below freezing and the road looks wet.
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right after it starts to rain.
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when it is snowing.
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