A parallax correction is NOT applied to observations of the __________.?
A) stars B) Moon C) Sun D) Planets E)NULL
Arşivler Sorular
Which compensates for induced magnetism in the horizontal soft iron of a vessel?
A) Iron spheres mounted on the binnacle B) A single vertical magnet under the compass C) The Flinders bar D) Magnets in trays inside the binnacle E)NULL
Under the IALA-B Buoyage System, when entering from seaward a lateral system buoy to be left to starboard may display which topmark in illustration D046NG?
A) A B) B C) C D) D E)NULL
The dew point is reached when the __________.?
A) temperature of the air equals the temperature of the seawater B) atmospheric pressure is 14.7 lbs. per square inch C) relative humidity reaches 50% D) air becomes saturated with water vapor E)NULL
You take a bearing of 313° and 076° of two objects. Which bearing of a third object will give the best fix?
A) 014° B) 133° C) 255° D) 339° E)NULL
On the approach of a warm front the barometric pressure usually __________.?
A) falls B) rises C) is steady D) is unreliable E)NULL
If your vessel were proceeding up river (ascending), the port side of the channel would be marked according to the U. S. Aids to Navigation System on the Western Rivers by __________.?
A) green can buoys B) red can buoys C) green nun buoys D) red nun buoys E)NULL
A red triangular daymark marks __________.?
A) the centerline of a navigable channel B) the starboard side of a channel C) a prominent object of navigational interest that has no lateral significance D) an area of a channel where passing another vessel is permitted E)NULL
The direction of prevailing winds in the Northern hemisphere is caused by the __________.?
A) magnetic field at the North Pole B) Gulf Stream C) Earth’s rotation D) Arctic cold fronts E)NULL
Neap tides occur when the __________.?
A) Moon is in its first quarter and third quarter phases B) Sun and Moon are on opposite sides of the Earth C) Moon’s declination is maximum and opposite to that of the Sun D) Sun and Moon are in…