OHIO DOUBLES TRIPLES PRACTICE CDL TEST
11.
If coolant has to be added to a system without a recovery tank, you should:
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wait until the engine has cooled before adding coolant.
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turn the radiator cap quickly to the first stop.
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keep the engine running while adding coolant.
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12.
When coupling twin trailers, the more heavily loaded semitrailer should:
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be in first position behind the tractor.
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have its brakes locked.
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be in the rear.
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13.
The best advice for driving in fog is:
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use low beams.
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don't drive.
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use high beams.
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14.
If the air compressor is belt-driven, you should check the air compressor drive belt before each trip. The belt should be:
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loose.
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cracked.
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tight.
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15.
Too little weight on the driving axles can cause:
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longer stopping distances.
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poor traction.
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mechanical damage.
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16.
Skids caused by acceleration can usually be stopped by:
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coming to a complete stop.
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applying the brakes firmly.
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taking the foot off the accelerator.
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17.
It may not be safe to operate at legal maximum weights:
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on two-way streets.
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during bad weather or in mountains.
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in hot weather.
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18.
Most heavy trucks with manual transmissions require ____ to change gears.
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double clutching
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single clutching
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triple clutching
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19.
With the controlled braking method:
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you apply your brakes as hard as possible without locking the wheels.
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you apply your brakes all the way and release the brakes when the wheels lock up.
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you lightly tap the brakes.
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20.
It's very important to distribute the cargo so it is:
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in the centre of the load.
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as low as possible.
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as high up as possible.
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