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May not work correctly.
|
|
|
May feel squishy.
|
|
|
Will squeal loudly when used.
|
|
|
Will be extremely sensitive.
|
Kansas CDL Permit Test - Combination
(From the 2020 Kansas CDL driver handbook)
| Number of questions: | 20 |
| Passing score: | 16 |
Directions:
All applicants who are applying for a Class A CDL should be prepared to take the Combination test. This test covers information found in Section 6 of the Kansas Commercial Driver License Manual. Section 6 provides the information needed to safely operate tractor-trailers, doubles, triples, and straight trucks with trailers. The test is made up of 20 multiple-choice questions, and applicants will need to correctly answer a minimum of 16 questions to pass. The Combination test is not a replacement for the Double/Triple endorsement test.
Passing grade —
4 or fewer errors
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1.
If oil and water build up in your vehicle's air tanks, the brakes:
2.
When glad hands are coupled, the seals should be pressed together at an angle of:
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30 degrees.
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|
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45 degrees.
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60 degrees.
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90 degrees.
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3.
Before backing your tractor under the trailer, make sure your trailer brakes are:
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Disengaged.
|
|
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Locked.
|
|
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Deactivated.
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|
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Dry.
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4.
Trailers with low underneath clearance may be difficult to drive:
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On interstate highways.
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|
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Over railroad crossings.
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On dirt roads.
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|
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At the posted speed limit.
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5.
When driving a tractor-trailer equipped with ABS, you should:
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Stop harder than you would otherwise.
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|
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Use extra braking force to ensure the ABS kicks in.
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|
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Brake as you normally would.
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|
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Brake using less pressure than you would otherwise use.
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6.
After coupling, there should be ____ between the upper and lower fifth wheel.
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No space
|
|
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Very little space
|
|
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A lot of space
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Three inches of space
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7.
If you need to back your trailer but cannot back up in a straight path, you should:
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Back toward the passenger's side.
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|
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Back toward the driver's side.
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|
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Swerve back and forth while backing.
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|
|
Always turn to your right.
|
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