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Drivers who want to drive combination vehicles must pass the combination vehicles test. The Georgia CDL combination test consists of 20 questions, and you'll need at least 16 correct answers to pass (80%). The test covers the combination vehicles section of the Georgia CDL Manual. Take this practice test now to prepare for the actual GA CDL combination test!
1. In your mirror, you see a car approaching from the rear. The next time you check your mirror, you don't see the car. If you wish to change lanes, you should:
wait until you are sure the car isn't in your blind spot.
assume the car left the roadway and change lanes as normal.
ease into the other lane slowly so the other car can get out of the way.
None of the above.
2. The front trailer supports are up, and the trailer is resting on the tractor. Make sure:
there is enough clearance between the top of the tractor tires and the nose of the trailer.
there is enough clearance between the rear of the tractor frame and the landing gear.
the electrical and air connections are properly connected between the tractor and the trailer.
All of the above.
3. When more cargo is piled up in a truck, the truck becomes easier to turn over. Fully loaded rigs are _________ to roll over in a crash than empty rigs.
three times more likely
five times more likely
less likely
ten times more likely
4. If the drive wheels begin to spin when accelerating, you should:
continue to accelerate.
set the parking brake.
brake gently.
take your foot off the accelerator.
5. Tests have shown that trucks with a high center of gravity are more likely to tip over, therefore you should:
distribute the cargo so the majority of the weight is on the steering axle.
put the lightest parts of the cargo under the heaviest parts.
distribute the cargo as low as possible.
All of the above.
6. It's very important to distribute the cargo so it is:
in the centre of the load.
as low as possible.
piled up.
as high up as possible.
7. The trailer hand valve should:
never be used for parking.
be used in driving.
never be used to test the trailer brakes.
All of the above.
8. If you smell exhaust fumes in the cab, you should:
stop immediately.
remember to conduct a post-trip inspection.
open the windows.
wait for the next stop, then inspect your vehicle.
9. Which of these statements about brakes is true?
To stop, the brake shoes and linings are pushed against the outside of the drum.
The lighter the vehicle, the more heat the brakes absorb to stop it.
Brake fade does not result from excessive heat.
None of the above.
10. When going down grades, you should:
downshift to a lower gear.
shift up.
rely solely on engine braking to reduce your speed.
put the transmission in Neutral.
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GA CDL Combination Test

Number of questions: 20
Correct answers to pass:16
Passing score:80%
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