CDL PRACTICE TEST (TN) - GENERAL KNOWLEDGE TEST
41.
After an accident, an improper use of flares could cause:
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air pressure to build from 50 to 100 psi within 2 minutes.
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the vehicle to slide back and forth.
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the springs to put on the brakes.
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a fire if spilled fuel is on the ground.
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42.
To warn drivers behind you when you see you'll need to slow down, you should:
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use your headlights.
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flash the brake lights.
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turn off your lights.
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sound your horn.
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43.
Enough tread is especially important in winter conditions. You need at least ________ tread depth on steering axle tires.
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6/24 inch
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4/32 inch
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2/8 inch
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8/32 inch
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44.
On a level surface:
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should never be used if the brakes are very wet.
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wheel chocks make it easier for the vehicle to roll.
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you should use wheel chocks to hold the vehicle.
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wheel chocks should not be used when the brakes are very hot.
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45.
Stopping distance can be affected by:
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Reaction Distance
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Speed
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Perception Distance
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All of the above.
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46.
Whether or not you load and secure your load yourself, you are responsible for:
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recognizing overloads and poorly balanced weight.
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knowing your cargo is properly secured.
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inspecting your cargo.
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All of the above.
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47.
When preparing to make a right turn, you should NOT turn wide to the left as you start the turn. Why?
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It makes the turn harder.
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Turning wide to the left can cause your vehicle to tilt.
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A following driver may try to pass you on the left.
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A following driver may try to pass you on the right.
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48.
Broken suspension parts:
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can be extremely dangerous.
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hold up the vehicle and its load and keep the axles in place.
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should not be a concern unless you are driving on steep grades.
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All of the above.
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49.
What factors can cause brakes to fade?
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Gravel and tar.
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Slippery surfaces and shaded areas.
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Dirt roads and in unpaved yards.
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Excessive heat and brakes out of adjustment.
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50.
Hydroplaning occurs when:
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you release the accelerator too soon.
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you push in the clutch to let the drive wheels turn freely.
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tire pressure is high.
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tires lose traction.
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