MICHIGAN CDL PRACTICE TEST - GENERAL KNOWLEDGE
21.
When driving in hot weather, drivers should inspect tires:
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every 3 hours or every 75 miles.
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every 4 hours or every 200 miles.
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every 2 hours or every 100 miles.
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22.
Which of these statements is true?
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A tread depth of 2/32 of an inch is safe for steering axle tires.
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Dual tires that come in contact with each other provide better traction.
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Radial and bias-ply tires should not be used together on the same vehicle.
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23.
Which of the following should be checked for looseness, sticking, damage, or improper setting?
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Clutch
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Steering wheel
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All of the above.
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24.
When you are driving very slowly you should:
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stay in the left lane.
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avoid braking.
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use the 4-way emergency flashers.
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25.
An item that is 15 feet long placed on a flatbed trailer should have at least:
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2 tie-downs.
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3 tie-downs.
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1 tie-down.
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26.
Headlights:
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should not be used when driving at night.
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must be turned on a half hour before sunset to a half hour after sunrise.
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can blind other drivers.
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27.
Wheel and rim problems include:
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missing clamps.
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mismatched lock rings.
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All of the above.
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28.
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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29.
Before starting down a hill, you should slow down and shift down:
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so you can coast downhill.
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to a gear that will cause your engine to exceed its redline.
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to a speed that you can control without using the brakes hard.
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30.
During freezing weather, which area is most likely to be slippery after it rains?
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Shaded areas.
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Bridges.
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All of the above.
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