KENTUCKY DOUBLES TRIPLES PRACTICE CDL TEST
11.
To know if your vehicle is equipped with ABS, look for:
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an ABS placard.
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a yellow ABS malfunction lamps on the instrument panel.
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the ABS logo on the steering wheel.
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the ABS shipping paper.
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12.
To prevent rollover, you should:
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drive in the left lane whenever possible.
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drive faster on ramps and off ramps.
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drive slower around corners.
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All of the above.
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13.
The space under a heavily loaded vehicle can be very small. This can cause problems:
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when crossing railroad tracks.
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on dirt roads.
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on unpaved yards.
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All of the above.
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14.
Your vehicle has air brakes. To stop, you should:
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push the brake pedal down.
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release the accelerator, push in the clutch, and shift to Neutral at the same time.
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pull the parking brake control knob out.
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pump the brake pedal 3 times.
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15.
An alcohol evaporator:
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to hold compressed air.
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is used to reduce the risk of ice in air brake valves and other parts during cold weather.
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protects the air brake system from too much pressure.
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used to reduce the chance of the front wheels skidding.
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16.
If you experience a loss of hydraulic pressure, you should do all of the following except:
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Use the parking brake
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Put the transmission in Neutral
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Pump the brakes
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Downshift
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17.
If a vehicle is equipped with ABS, when you start the engine:
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the ABS indicator light on the dash should come on and then turn off.
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the wheels will lock up.
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the spring brakes will come on.
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the trailer emergency brakes will come on.
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18.
Foundation brakes are used:
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only with the rear wheels.
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at each wheel.
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only with the right wheels.
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only with the front wheels.
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19.
When driving in very hot weather, you may have to:
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increase your speed until the tires cool off.
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reduce your speed to prevent overheating.
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decrease your following distance.
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watch out for black ice.
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20.
When the wheels of a trailer lock up, which of the following is most likely to occur?
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The trailer will the trailer
has overturn.
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The rig will stay in a straight line but slide sideways.
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The trailer will tend to swing around (trailer jackknife).
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The trailer will tend to push the towing vehicle sideways (tractor jackknife).
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