2026 Kansas DMV Combination Class A Test 2 (20 Questions And Complete Answers)
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When driving a tractor-trailer equipped with ABS, you should:
1. Stop harder than you would otherwise.
2. Use extra braking force to ensure the ABS kicks in.
3. Brake as you normally would.
4. Brake using less pressure than you would otherwise use.
1. Stop harder than you would otherwise.
2. Use extra braking force to ensure the ABS kicks in.
3. Brake as you normally would.
4. Brake using less pressure than you would otherwise use.
Brake as you normally would.
Before backing your tractor under the trailer, make sure your trailer brakes are:
1. Disengaged.
2. Locked.
3. Deactivated.
4. Dry.
1. Disengaged.
2. Locked.
3. Deactivated.
4. Dry.
Locked.
When glad hands are coupled, the seals should be pressed together at an angle of:'
1. 30 degrees.
2. 45 degrees.
3. 60 degrees.
4. 90 degrees.
1. 30 degrees.
2. 45 degrees.
3. 60 degrees.
4. 90 degrees.
90 degrees.
If oil and water build up in your vehicle's air tanks, the brakes:
1. May not work correctly.
2. May feel squishy.
3. Will squeal loudly when used.
4. Will be extremely sensitive.
1. May not work correctly.
2. May feel squishy.
3. Will squeal loudly when used.
4. Will be extremely sensitive.
May not work correctly.
Trailers with low underneath clearance may be difficult to drive:
1. On interstate highways.
2. Over railroad crossings.
3. On dirt roads.
4. At the posted speed limit.
1. On interstate highways.
2. Over railroad crossings.
3. On dirt roads.
4. At the posted speed limit.
Over railroad crossings.
After coupling, there should be ____ between the upper and lower fifth wheel.
1. No space
2. Very little space
3. A lot of space
4. Three inches of space
1. No space
2. Very little space
3. A lot of space
4. Three inches of space
No space
If you need to back your trailer but cannot back up in a straight path, you should:
1. Back toward the passenger's side.
2. Back toward the driver's side.
3. Swerve back and forth while backing.
4. Always turn to your right.
1. Back toward the passenger's side.
2. Back toward the driver's side.
3. Swerve back and forth while backing.
4. Always turn to your right.
Back toward the driver's side.
After finishing a pre-trip inspection, you should:
1. Close the service line valve.
2. Remove the service line valve.
3. Leave the emergency line valve open.
4. Leave the rear shut-off valves open.
1. Close the service line valve.
2. Remove the service line valve.
3. Leave the emergency line valve open.
4. Leave the rear shut-off valves open.
Close the service line valve.
While inspecting a coupling, you should go under the trailer and:
1. Detach the jaws from around the kingpin.
2. Make sure the locking lever is in the "emergency" position.
3. Remove the safety latch.
4. Look into the back of the fifth wheel.
1. Detach the jaws from around the kingpin.
2. Make sure the locking lever is in the "emergency" position.
3. Remove the safety latch.
4. Look into the back of the fifth wheel.
Look into the back of the fifth wheel.
A tractor protection valve is:
1. A device that keeps air in the tractor or truck brake system, should the trailer break away or develop a bad leak.
2. A device that prevents theft.
3. A device that controls fuel levels.
4. A device that allows the battery to recharge efficiently.
1. A device that keeps air in the tractor or truck brake system, should the trailer break away or develop a bad leak.
2. A device that prevents theft.
3. A device that controls fuel levels.
4. A device that allows the battery to recharge efficiently.
A device that keeps air in the tractor or truck brake system, should the trailer break away or develop a bad leak.
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