Low beam headlamps are only effective for speeds up to ___ MPH.
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70-85
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20-25
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30-35
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50-55
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Explanation
Low beam headlights are effective only at speeds up to 20–25 MPH. Drivers should avoid exceeding this speed, as they risk driving faster than they can see. Low beams illuminate objects and hazards up to 150 feet ahead.
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Other questions in the same category: Proper Use of Windshield Wipers and Headlights
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