Coast Guard Exams
Question 407Navigation General70% to pass

A light that has a light period shorter than its dark period is described as _______________.

AI Explanation
The correct answer is B) flashing. A flashing light is defined as a light that has a light period shorter than its dark period. This is in contrast to an occulting light, which has a light period longer than its dark period, and a pulsating or alternating light, which have equal light and dark periods. The other answer choices are incorrect because: A) Occulting lights have a light period longer than the dark period. C) Pulsating lights have equal light and dark periods. D) Alternating lights have equal light and dark periods.

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