Stand” of the tide is that time when __________.?
A) the vertical rise or fall of the tide has stopped B) slack water occurs C) tidal current is at a maximum D) the actual depth of the water equals the charted depth E)NULL
Arşivler Sorular
If the right ascension of a body is 9 hours, it also __________.?
A) is 135° B) corresponds to an SHA for the body of 45° C) means that the GP of the body is in the western hemisphere D) All of the above E)NULL
Local sidereal time is equal to the __________.?
A) GHA of Aries minus 180° B) SHA of Aries C) LHA of Aries D) right ascension of Aries plus 180° E)NULL
The value of sixty nautical miles per degree of geodetic latitude is most correct at __________.?
A) the equator B) latitude 45° C) the poles D) all latitudes E)NULL
What is used to correct for both induced and permanent magnetism, and consequently must be readjusted with radical changes in latitude?
A) Flinders bar B) Soft iron spheres C) Fore-and-aft permanent magnets in their trays D) Heeling magnet E)NULL
The strongest winds and heaviest rains in a hurricane are found in the __________.?
A) outer bands B) eye C) cloud walls D) spiral rainbands E)NULL
At McAlpine L & D, normal upper pool elevation is 420.0 feet MSL, equal to 12.0 feet on the upper gage. The vertical clearance at the Clark Memorial Highway bridge is 72.6 feet above normal pool. What is the clearance if the gage reads 27.2 feet?
A) 25.4 feet B) 57.4 feet C) 60.6 feet D) 72.6 feet E)NULL
Which publication indicates the HYDROLANTS or HYDROPACS issued since the previous working day?
A) Broadcast Notice to Mariners B) Local Notice to Mariners C) Daily Memorandum D) Summary of Corrections E)NULL
An electronic or electric device that indicates the rate of turn of a vessel,” defines a/an _____________ .?
A) magnetic compass B) gyro-compass C) swing meter D) odometer E)NULL
The Light List indicates that a dayboard is a type MR. You should __________.?
A) leave it on either side B) look for the other dayboard forming the range C) look for an all red daymark D) check to enter the correct channel at this junction daymark E)NULL