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Arkansas Commercial Driver License (CDL) Practice Test

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What is the effective range of high beam headlights?
Correct Answer:
100-250 feet
Explanation:
The effective range of high beam headlights is generally understood to be between 350 to 500 feet. High beams are designed to provide maximum visibility to the driver and illuminate the road much further ahead than low beams. They are particularly beneficial in rural or poorly lit areas where street lighting may be inadequate. Choosing the effective range as 100-250 feet underestimates the capability of high beam headlights. This range is more aligned with what low beams provide, which are intended for use in urban settings to avoid blinding oncoming traffic while still offering some visibility.

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