MAINE CDL AIR BRAKES PRACTICE TEST
6.
If your truck has automatic transmission, you should downshift:
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whenever road conditions allow.
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when going down grades.
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after entering a curve.
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7.
If are being followed closely, you should:
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increase your following distance.
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decrease your following distance.
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change lanes quickly.
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8.
To prevent rollover, you should:
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place the cargo near the rear of the trailer.
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put the lightest parts of the cargo under the heaviest parts.
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keep the cargo as close to the ground as possible.
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9.
You supply air to the trailer brake system by:
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connecting the tractor service air line to the trailer service glad hand.
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pushing in the trailer air supply knob.
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plugging the electrical cord into the trailer.
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10.
Weight that is loaded so there is a high center of gravity:
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reduces the chance that the load will shift to the side or fall off.
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makes a vehicle easier to handle.
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causes greater chance of rollover.
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