Data relating to the direction and velocity of rotary tidal currents can be found in the __________.?
A) Mariner’s Guide B) Tidal Current Tables C) Nautical Almanac D) Tide Tables E)NULL
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The points where the Sun is at 0° declination are known as __________.?
A) solstices B) equinoxes C) perigee D) apogee E)NULL
Mean high water is used __________.?
A) as the reference for soundings on the Gulf coast of the U.S. B) to indicate the shoreline where there is a large tidal fluctuation C) as the reference plane for bottom contour lines D) as the sounding datum for…
You take a bearing of 086° of a lighthouse. What bearing of another object would give the best fix?
A) 000° B) 066° C) 112° D) 271° E)NULL
Proceeding from seaward” for the purpose of the direction of buoying offshore, lateral system buoys would be proceeding __________.?
A) northerly on the Atlantic Coast B) easterly on the Gulf Coast C) northerly on the Pacific Coast D) None of the above E)NULL
Under the IALA-A Buoyage system, a buoy marking the port hand of the channel when approaching from seaward may NOT have a __________.?
A) red light B) conical shape C) group-flashing light D) square topmark E)NULL
Which general statement concerning radar is FALSE?
A) Raising the antenna height increases the radar range. B) The ability of radar to detect objects is unaffected by weather conditions. C) Radar bearings are less accurate than radar ranges. D) Radar should be checked regularly during clear weather…
A doppler log in the volume reverberation mode indicates __________.?
A) speed being made good B) speed through the water C) the set of the current D) the depth of the water E)NULL
A vessel heading ESE is on a course of __________.?
A) 112.5° B) 135.0° C) 157.5° D) 180.0° E)NULL
Wind direction may be determined by observing all of the following EXCEPT __________.?
A) low clouds B) waves C) whitecaps D) swells E)NULL