Northern right whales can be identified by __________.?
A) whitish patches of skin on top of the head B) “V” shaped blow easily visible from ahead or behind C) no dorsal fin on the back D) All of the above E)NULL
Arşivler Sorular
Which picture in illustration D034NG shows a fixed and flashing light?
A) A B) B C) C D) D E)NULL
A light having characteristics which include color variations is defined as __________.?
A) switching B) alternating C) oscillating D) fluctuating E)NULL
Your vessel has a draft of 24 feet. On 7 April 1983 you wish to pass over a temporary obstruction near Lovell, MA, that has a charted depth of 22 feet. Allowing for a safety margin of 3.1 feet under your keel, what is the earliest time after 0100 EST (ZD +5) that this passage can be made?
A) 248 B) 304 C) 334 D) 356 E)NULL
If the compass heading and the magnetic heading are the same then __________.?
A) the deviation has been offset by the variation B) there is something wrong with the compass C) the compass is being influenced by nearby metals D) there is no deviation on that heading E)NULL
Yesterday your chronometer read 03h 01m 56s at the 1500 GMT time tick. Today your chronometer read 03h 01m 54s at the 1500 GMT time tick. What is the chronometer rate?
A) 1m 54s fast B) 2s fast C) -2s D) +2s E)NULL
You are sailing south on the Intracoastal Waterway (ICW) when you sight a red nun buoy with a yellow square painted on it. Which of the following is TRUE?
A) You should leave the buoy on your port hand. B) This buoy marks the end of the ICW in that geographic area. C) The yellow is retroreflective material used to assist in sighting the buoy at night. D) The…
The Light List indicates that a light has a nominal range of 20 miles and is 52 feet (16 meters) high. If the visibility is 20 miles and your height of eye is 20 feet (6 meters), at what approximate distance will you sight the light?
A) 33.0 nm B) 20.0 nm C) 13.5 nm D) 8.5 nm E)NULL
The angle measured eastward from the vernal equinox along the celestial equator often expressed in time units is the __________.?
A) Greenwich sidereal time B) right ascension C) local sidereal time D) sidereal hour angle E)NULL
The predicted time that the flood begins at the entrance to Delaware Bay is 1526. You are anchored off Chestnut St. in Philadelphia. If you get underway bound for sea at 1300 and turn for 13 knots, at what point will you lose the flood current?
A) Mile 52 B) New Castle C) Marcus Hook D) Billingsport E)NULL