You take a bearing of 142° and 259° of two objects. What bearing of a third object will give the best fix?
A) 019° B) 084° C) 166° D) 281° E)NULL
Arşivler Sorular
What two shapes indicated in illustration D045NG are used to indicate a preferred channel?
A) A and B B) B and C C) C and D D) A and D E)NULL
What is TRUE of the history display of a target’s past positions on an ARPA?
A) It provides a graphic display to emphasize which vessel is on a collision course. B) In the true presentation, it provides a quick visual check to determine if a vessel has changed course. C) The display is one of…
The celestial coordinate of a star that is relatively constant in value is the __________.?
A) Greenwich hour angle B) local hour angle C) sidereal hour angle D) meridian angle E)NULL
A position that is obtained by using two or more intersecting lines of position taken at nearly the same time, is a(n) __________.?
A) dead-reckoning position B) estimated position C) fix D) running fix E)NULL
Permission to leave the riverward chamber of twin locks is given by the lockmaster and consists of which sound signal?
A) One short blast B) Two short blasts C) One long blast D) Two long blasts E)NULL
When a vessel changes course from one cardinal heading to another cardinal heading while adjusting the compass, which action should be taken?
A) The course change should be made rapidly to prevent transient induced magnetism while passing the intercardinal headings. B) After the new heading is reached, the vessel should steam on that course for at least two minutes before the adjustment.…
The angle at the pole measured through 180°From the prime meridian to the meridian of a point is known as __________.?
A) the departure B) the polar arc C) longitude D) Greenwich hour angle E)NULL
Tropical cyclones are classified by form and intensity. Which system does not have closed isobars?
A) Hurricane B) Tropical disturbance C) Tropical depression D) Cyclone E)NULL
On navigational aids, what does the light characteristic “Fl(2+1)” mean?
A) A flashing light combined with a fixed light of greater brightness B) Light flashes combined in groups, with a different number of flashes in each group C) A light showing groups of two or more flashes at regular intervals…