AR CDL DOUBLES TRIPLES PRACTICE TEST
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Safely pulling double and triple trailers requires knowledge and skill. If you want to pull double or triple trailers, you must add the Doubles/Triples (T) endorsement to your Class A CDL. The Arkansas doubles triples test consists of 20 questions. To pass, you must correctly answer at least 16 questions (80%). The AR CDL doubles triples test covers the following sections of the Arkansas CDL Manual: Driving Safely, Air Brakes (if you plan to operate vehicles equipped with air brakes), Combination Vehicles, Doubles and Triples. Take this AR CDL practice test now to prepare for the actual test!
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1.
If the fifth-wheel locking lever is not locked after the jaws close around the kingpin:
the parking brakes are on and your vehicle is safe to drive.
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the parking brakes are on and the wheels are chocked.
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cargo is properly blocked.
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the coupling is not right and you should not drive until you get it fixed.
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2.
If brakes fail on a long downgrade, you should:
use an escape ramp if it is available.
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turn off the engine as soon as you.
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pump the brake pedal 3 times.
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set the parking brake.
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3.
Too little weight on the driving axles can cause:
poor visibility.
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poor traction.
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mechanical damage.
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longer stopping distances.
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4.
If a load is 10 feet long, the minimum number of tie-downs required is:
4
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2
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3
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1
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5.
Containerized loads are used:
when the cargo exceeds the weight limit.
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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 transporting explosives.
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6.
You should test the coupling by:
disconnect the safety chains.
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applying the parking brakes so the rig will not move.
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pulling against the pin of the second semitrailer.
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locking the pintle hook.
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7.
Hanging meat in a refrigerated truck:
can be a very unstable load.
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should never be transported.
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will not affect safe driving ability.
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creates a low center of gravity.
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8.
Dollies with ABS are required to have a malfunction lamp:
on the right side.
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on the rear.
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on the front.
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on the left side.
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9.
Rough acceleration can cause:
tire damage.
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damage electrical and brake lines.
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mechanical damage.
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All of the above.
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10.
Strong winds can make it difficult to stay in your lane, especially when:
driving at speeds below 40 mph.
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driving alongside other vehicles.
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going into tunnels.
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coming out of tunnels.
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AR CDL Doubles Triples Test
Number of questions: | 20 |
Correct answers to pass: | 16 |
Passing score: | 80% |
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