NH CDL GENERAL KNOWLEDGE TEST - CDL PRACTICE TEST
41.
When you are being tailgated, you should NOT:
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avoid quick changes.
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turn on your taillights.
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increase your following distance.
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All of the above.
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42.
If during vehicle inspection a tire is too hot to touch, you should:
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immediately decrease air pressure.
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let air out.
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remain stopped until the tire cools off.
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make sure there is enough engine oil on the tires.
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43.
Signaling well before you turn is the best way to:
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let oncoming drivers know that you are about to make a turn.
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invite other drivers to get around you.
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keep other drivers from trying to pass you.
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let pedestrians know that you are about to make a turn.
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44.
Blood Alcohol Concentration (BAC) is determined by:
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the amount of alcohol you drink.
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the type of alcohol you drink.
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how frequently you drink.
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All of the above.
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45.
Which of the following statements about using turn signals is true?
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You should use your turn signals when your vehicle is parked at the side of the road.
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To turn safely you must keep one hand on the wheel.
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To keep others from trying to pass you, you should signal just before you turn.
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None of the above.
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46.
The center of gravity of a trailer should be:
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at the front of the trailer.
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as low as possible.
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at the rear of the trailer.
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as high as possible.
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47.
When driving at night, you should dim your lights within _____ of an oncoming vehicle and when following another vehicle within _____ .
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200 feet ; 200 feet
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500 feet ; 500 feet
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200 feet ; 100 feet
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300 feet ; 50 feet
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48.
To check the automatic transmission fluid:
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the engine may have to be running.
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you must go down grades.
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you should turn the engine off.
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the wheel nuts must be loose.
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49.
To apply the parking brakes:
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pull the parking brake control knob out.
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push the brake pedal three times.
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push the parking brake control knob in.
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place the parking brake control knob in Neutral.
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50.
Retarders:
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help to increase brake pressure.
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improve traction.
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increase fuel efficiency.
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can be noisy and may not be permitted everywhere.
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