CDL PRACTICE TEST - GENERAL KNOWLEDGE (MAINE)
41.
When driving through a large puddle or flowing water, you should:
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slow down.
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increase engine rpm.
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All of the above.
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42.
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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43.
_________ helps coordinate emergency response to chemical hazards.
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The Federal Transportation Organization
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The National Chemical Network
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The National Response Center
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44.
Enough tread is especially important in winter conditions. You need at least ________ tread depth on steering axle tires.
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4/32 inch
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6/24 inch
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2/8 inch
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45.
When making a turn, you should cancel your turn signal:
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once the rear end of your cab has cleared the turn.
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once you have completed the turn.
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once more than half of your vehicle is round the turn.
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46.
Distracted driving can cause accidents. To avoid distractions while on the road, you should:
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plan your route while driving only if there are no cars around you.
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turn off all communication devices.
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limit the use of your mobile phone to the first hour of driving.
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47.
If your vehicle is hydroplaning, you should:
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accelerate to get through the water as quickly as possible.
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use the brakes to slow down.
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release the accelerator and push in the clutch.
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48.
Transporting hanging meat requires special attention. Why?
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Because hanging meat can be an unstable load with a high center of gravity.
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Because refrigerated trucks have less traction.
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Because you have to drive fast to get it delivered fresh.
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49.
Which of the following statements about tire failure is true?
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If the steering feels heavy, it may be a sign one of the rear tires has failed.
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Any time you hear a tire blow, you would be safest to assume it is not yours.
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It can take a few seconds for your vehicle to react, and you might think it was some other vehicle.
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50.
Hydroplaning:
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can occur at speeds as low as 30 mph.
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only happens when tire pressure is higher than normal.
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only occurs at extremely high speeds.
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