While steering a course of 150°T, you wish to observe the Sun for a speed check. What would the azimuth have to be?
A) 000°T B) 090°T C) 150°T D) 240°T E)NULL
Arşivler Sorular
On 25 December 1981 you observe the Sun’s lower limb. The sextant altitude (hs) is 4°06.9′. The height of eye is 47 feet and the index error is 1.6′ on the arc. The temperature is 19°F. and the barometer reads 1030.8 millibars. What is the observed altitude (Ho)?
A) 3°57.4′ B) 4°01.9′ C) 4°02.5′ D) 4°03.4′ E)NULL
In North America the majority of the weather systems move from __________.?
A) north to south B) south to north C) east to west D) west to east E)NULL
An air mass that has moved down from Canada would most likely have the symbols __________.?
A) mPk B) cPk C) cTk D) cTw E)NULL
The navigator is concerned with three systems of coordinates. Which system is not of major concern?
A) Terrestrial B) Ecliptic C) Celestial horizon D) Celestial equator E)NULL
If you are sailing from the East Coast of the United States to the Caribbean Sea, which publication would contain information on weather, currents, and storms?
A) Sailing Charts of the Caribbean Sea B) Pilot Charts of the North Atlantic C) Light Lists, Atlantic and Gulf Coast D) Tidal Current Tables E)NULL
Mechanical lifting of air by the upslope slant of the terrain is called __________.?
A) vertical lifting B) convective lifting C) advective lifting D) topographic lifting E)NULL
Under the U.S. Aids to Navigation System, a yellow buoy is a __________.?
A) safe water buoy B) junction buoy C) cardinal mark D) special purpose mark E)NULL
A vessel heading ENE is on a course of __________.?
A) 022.5° B) 045.0° C) 067.5° D) 090.0° E)NULL
The adjustments to your sextant while correcting for the error of collimation are made by turning two screws bearing on the frame. How are these screws turned?
A) Tighten them both in steps, first one then the other B) Loosen them both in steps, first one then the other C) Tighten one first then loosen the other D) Loosen one first then tighten the other E)NULL