Question 284Navigation General70% to pass
The four standard light colors used for lighted aids to navigation are red, green, white, and _______________.
AI Explanation
The correct answer is D) yellow.
The four standard light colors used for lighted aids to navigation are red, green, white, and yellow. This is in accordance with the U.S. Coast Guard's regulations and guidelines for the Uniform State Waterway Marking System (USWMS).
The other answer choices are incorrect because blue, purple, and orange are not among the four standard light colors used for lighted aids to navigation. The USWMS specifically designates red, green, white, and yellow as the accepted colors for these navigational aids.
Related Questions
#282 A buoy having red and green horizontal bands would have a light characteristic of _______________.#283 Which buoy is NOT numbered? #285 A preferred-channel buoy may be _______________.#286 Which buoy will NOT display white retro-reflective material? #287 When approaching a preferred-channel buoy, the best channel is NOT indicated by the _______________.