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GA CDL DOUBLES TRIPLES TEST - 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 Georgia doubles triples test consists of 20 questions. To pass, you must correctly answer at least 16 questions (80%). The GA CDL doubles triples test covers the following sections of the Georgia CDL Manual: Driving Safely, Air Brakes (if you plan to operate vehicles equipped with air brakes), Combination Vehicles, Doubles and Triples. Take this GA CDL practice test now to prepare for the actual test!
1. When driving double and triple trailers, drivers should:
look far ahead.
steer gently and go slowly around corners.
allow more following distance.
All of the above.
2. If brakes fail on a long downgrade, you should:
set the parking brake.
turn off the engine as soon as you.
pump the brake pedal 3 times.
use an escape ramp if it is available.
3. The best way to recognize that your trailer has started to skid is:
by feeling the brakes come on.
by recognizing tire failure.
by seeing it in your mirrors.
by opening the window and feeling the front of the mirror.
4. If you go twice as fast, your stopping distance will increase by:
two times.
four times.
eight times.
ten times.
5. Most heavy duty vehicles use ___ air brake systems for safety.
dual
triple
reduced
single
6. Pre-trip inspections of doubles and triples should:
take more time than inspecting straight trucks.
be done once a week.
be done by the shipper.
take less time than inspecting straight trucks.
7. If you unlock the pintle hook with the dolly still under the rear trailer:
your vehicle might roll away.
steam and boiling water can spray under pressure.
the dolly tow bar may fly up.
the brakes could be damaged by the combined forces of the springs and the air pressure.
8. If your ABS fails:
your tires might grab unexpectedly and you could lose control.
you will still have normal brake functions.
you will have no brake function, and could lose control.
the first step is to get the vehicle off the road and stop.
9. While crossing railroad tracks, you should:
shift down.
not shift gears.
shift up.
stop, then look and listen for the train.
10. If there is a fire in your vehicle, do NOT:
notify emergency services.
park in an open area.
park away from buildings and other vehicles.
pull into a service station.
 
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GA Doubles Triples Test

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