Headlights are required, day or night, when visibility is less than ____ feet.
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500
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100
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300
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Explanation
In Iowa, the law requires drivers to use their headlights from sunset to sunrise or whenever visibility is 500 feet or less. Do not use parking lights or daytime lights as a replacement. Headlights do a better job. Remember to keep your headlights clean and in good condition.
Answer Statistics
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Other questions in the same category: Proper Use of Windshield Wipers and Headlights
To avoid glare from the headlights of an approaching vehicle:Drivers must dim their high beam headlights when within _____ of an oncoming vehicle.Motorists are required to use headlights:The law requires you to turn on your headlights when operating your windshield wipers.If the driver of an oncoming vehicle fails to dim the lights, you should look:When should you use your headlights?Bright lights must be dimmed _____ feet before meeting an oncoming vehicle.If a vehicle using high beams comes toward you, look toward __________ of the road.On rainy, snowy, or foggy days, if you turn on your wipers, you should:Which of the following is true?
This question appears in the following DMV practice tests: