CDL DOUBLES TRIPLES PRACTICE TEST VERMONT
11.
Too little weight on the driving axles can cause:
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mechanical damage.
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longer stopping distances.
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poor traction.
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12.
On front tires, tread should be at least:
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4/16 inch
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2/32 inch
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4/32 inch
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13.
To start moving without rolling back, you should:
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partly engage the clutch before you take your right foot off the brake.
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put on the parking brake whenever necessary.
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All of the above.
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14.
Containerized loads are used:
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when transporting liquids.
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when the cargo has been or will be carried by rail or ship.
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when the cargo exceeds the weight limit.
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15.
ABS:
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does not decrease your stopping distance.
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helps you increase your following distance.
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helps you increase your average speed.
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16.
What is the minimum tread depth for tires other than front tires?
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8/32 inch
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4/32 inch
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2/32 inch
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17.
When the trailer breaks away or develops a bad leak, the tractor protection valve will close automatically and:
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the trailer emergency brakes will come on.
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the trailer supply valve will stay open.
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the tractor will lose all air pressure.
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18.
To prevent rollover, you should:
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drive in the left lane whenever possible.
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drive faster on ramps and off ramps.
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drive slower around corners.
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19.
What is the most important reason to inspect your vehicle?
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Your safety and that of other road users.
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Saving money by preventing costly repairs.
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Vehicle inspection is required by federal and state laws.
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20.
An alcohol evaporator:
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used to reduce the chance of the front wheels skidding.
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protects the air brake system from too much pressure.
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is used to reduce the risk of ice in air brake valves and other parts during cold weather.
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