Which nautical charts are intended for coastwise navigation outside of outlying reefs and shoals?
A) Approach charts B) General charts C) Sailing charts D) Coast charts E)NULL
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The quadrantal correction to be applied to an RDF bearing is determined __________.?
A) from Bowditch Vol. II B) from a table on board your ship C) by requesting the calibration station to provide the information after the RDF is calibrated D) by comparing the true and relative bearings of the transmitter E)NULL
In low latitudes, a first quarter Moon will always rise at about __________.?
A) sunrise B) 1200 LMT C) sunset D) 2400 LMT E)NULL
A marine sextant has the index arm set at zero and the reflected image of the horizon forms a continuous line with the actual image. When the sextant is rotated about the line of sight the images separate. The sextant has __________.?
A) error of perpendicularity B) side error C) prismatic error D) centering error E)NULL
A sling psychrometer is a(n) __________.?
A) type of cargo gear B) instrument used in celestial navigation C) instrument used to measure relative humidity D) instrument used to measure specific gravity E)NULL
You are underway in the North Sea on course 142°T when you sight a buoy bearing 105°T. The buoy’s white light has a characteristic of continuous very-quick flashing. To ensure that your vessel remains in the best navigable water you would __________.?
A) continue on course and ensure that the bearings change to the left B) pass between the buoy and another buoy showing a fixed white light C) alter course to port and pass the buoy close aboard to either side…
What is the characteristic of a quick light?
A) Shows groups of 2 or more flashes at regular intervals B) Durations of light and darkness are equal C) Shows not less than 60 flashes per minute D) Shows quick flashes for about 5 seconds followed by a 1…
A white buoy with an open-faced orange diamond on it indicates __________.?
A) danger B) vessels are excluded from the area C) the buoy is a mooring buoy D) operating restrictions are in effect E)NULL
Mars will not be visible __________.?
A) at elongation angles near 180° B) from quadrature to opposition C) at conjunction D) at opposition E)NULL
Which error is NOT included in the term “current” when used in relation to a fix?
A) Poor steering B) Leeway C) Known compass error D) Ocean currents E)NULL