DOUBLES TRIPLES TEST CA - CDL PRACTICE TEST
11.
On any upgrade, _________ – the more you will have to use lower gears to climb hills or mountains.
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the steeper the grade
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the longer the grade
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All of the above.
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12.
What can cause poor traction?
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Too much weight on the steering axle.
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Overloading the truck.
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Too little weight on the driving axles.
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13.
When a combination vehicle goes around a corner:
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the rear wheels of the trailer will never off-track.
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the driver must keep the rear of your vehicle far away from the curb.
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the front and rear wheels follow a different path.
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14.
You are more at risk of being fatigued:
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when driving alone.
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after getting more than 8 hours of sleep.
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when stopping periodically during long trips.
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15.
If the engine catches fire, you should:
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avoid shooting foam from the vehicle's underside.
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turn off the engine as soon as you can.
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open the hood as soon as you can.
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16.
When driving trucks with trailers, drivers should:
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make quick lane changes.
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avoid making sudden movements with the steering wheel.
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push the brake pedal to the floor when braking.
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17.
In a combination vehicle, ________ is most likely to turn over.
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the last trailer
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the tractor
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the trailer behind the tractor
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18.
Dollies with ABS are required to have a malfunction lamp:
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on the right side.
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on the rear.
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on the left side.
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19.
If an item placed on a flatbed trailer is 7 feet long, it should have __ tie-downs.
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2
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7
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1
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20.
Your vehicle should be equipped with all of the following except:
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Spare electrical fuses
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Warning devices for parked vehicles
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Instructions
on how to perform a vehicle inspection test
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