Buoys which mark dredging areas are painted __________.?
A) black B) yellow C) green D) red E)NULL
Arşivler Sorular
Deviation changes with a change in __________.?
A) latitude B) heading C) longitude D) sea conditions E)NULL
The subregions of the United States Gulf and East Coasts are numbered 11, 12 and 13 within the chart numbering system. Which chart number indicates a chart for either the Gulf or East coast?
A) 14312 B) 25134 C) 21105 D) 11032 E)NULL
When pushing barges ahead close to a steep revetment where there is no current, what is MOST likely to occur?
A) The stern of the towboat will tend to sheer away from the revetment. B) Your speed over the ground will increase. C) The head of the tow will tend to sheer away from the revetment. D) All of the…
Which agency maintains federal aids to navigation?
A) Corps of Engineers B) Coast Guard C) National Ocean Service D) Maritime Administration E)NULL
A star is observed at lower transit. The line of position derived from this sight is __________.?
A) on the prime vertical B) a latitude line C) a longitude line D) of no special significance E)NULL
A tide is called diurnal when __________.?
A) only one high and one low water occur during a lunar day B) the high tide is higher and the low tide is lower than usual C) the high tide and low tide are exactly six hours apart D)…
The closest point of approach (CPA) of a contact on a relative motion radar may be determined __________.?
A) immediately when the contact is noted on radar B) only if the radar scope is watched constantly C) after the contact has been marked at least twice D) by an occasional glance at the radar E)NULL
The Light List shows that a navigational light has a nominal range of 22 miles and a height above water of 48 feet (14.6 meters). Your height of eye is 35 feet (10.7 meters) and the visibility is 20.0 miles. At what approximate range will you first sight the light?
A) 10.5 nm B) 13.2 nm C) 14.7 nm D) 32.0 nm E)NULL
You are plotting a running fix. The LOP to be run forward is an arc from a radar range, what technique should be used?
A) The arc should be converted into a straight line using offsets and then run forward. B) An arc should never be run forward. C) The position of the object observed should be advanced to the new time and a…