FL CDL COMBINATION TEST - PRACTICE TEST
11.
Empty trucks require _____ stopping distances because empty vehicles have ______ traction.
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less; less
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greater; less
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less; more
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greater; more
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12.
As part of the final air brake check, you should:
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Test low pressure warning signal.
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Test air leakage rate.
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Check air compressor governor cut-in and cut-out pressure.
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All of the above.
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13.
When checking your tires during a pre-trip inspection, which of the following is acceptable?
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Tires made by different manufacturers
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Mismatched sizes
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Cracks in the tires
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Dual tires that come in contact with parts of the vehicle
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14.
Broken suspension parts can be very dangerous. When inspecting your vehicle for suspension system defects, look for:
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Broken leaves in a multi-leaf spring.
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Spring hangers that allow movement of axle from proper position.
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Damaged air suspension systems.
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All of the above.
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15.
For a cargo fire in a box trailer, you should:
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open the doors immediately and use the fire extinguisher.
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wait 10 minutes before opening the doors.
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keep the doors shut.
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use the fire extinguisher on the doors.
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16.
At speeds below 40 mph, you should leave at least one second in front of you for each ___ feet of vehicle length.
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20
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5
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10
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30
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17.
You are driving a heavy vehicle with a manual transmission, and you have to stop on the shoulder while driving on an uphill grade. When putting your vehicle back in motion up the grade, you should:
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keep the clutch slipping while slowly accelerating.
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shift down to a speed that you can control without using the brakes.
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use the parking brake to hold the vehicle until the clutch engages.
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partly engage the clutch before you take your right foot off the brake.
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18.
When connecting the glad hands, you should press the two seals together with the couplers at a ______ angle to each other.
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180 degree
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90 degree
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45 degree
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30 degree
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19.
Under a pressurized system, the radiator cap:
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should be removed when the coolant is hot.
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should never be removed until the system has cooled.
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should always be cool.
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should never be hot.
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20.
When backing a trailer, turn the wheel right to make the cab go ________ and the trailer go ________.
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right; right
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left; left
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left; right
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right; left
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