Question 23Navigation General70% to pass
Under the IALA Buoyage Systems, safe water marks may show a _______________.
AI Explanation
The correct answer is A) composite group-flashing, Fl(2+1).
Under the IALA Buoyage System, safe water marks, which indicate safe passage around the mark, typically display a composite group-flashing light characteristic. This means the light will flash in a pattern of two short flashes followed by one longer flash, repeating continuously. The other answer choices do not accurately describe the standard light characteristic for safe water marks.
Related Questions
#21 A harbor chart could have a scale of _______________.#22 On navigational aids, what does the light characteristic "Fl(2+1 #24 The draw span of a floating drawbridge may be marked with _______________.#25 The Light List shows that a navigational light has a nominal range of 6 miles and a height above water of 18 feet (5.5 meters). Your height of eye is 40 feet (12.2 meters) and the visibility is 27.0 miles. At which approximate range will you first sight the light? #26 Lighted white and orange buoys must show which color light?