What classification of tropical cyclone would have closed isobars, counter clockwise rotary circulation, and sustained winds between 34 and 63 knots?
A) A tropical disturbance B) A tropical depression C) A tropical storm D) A hurricane E)NULL
Soru Kategorisi Güverte
Information about temporary, short term changes affecting the safety of navigation in U.S. waters is distributed to navigational interests by the __________.?
A) Daily Memorandum B) HYDROLANT or HYDROPAC broadcasts C) Local Notice to Mariners D) Summary of Corrections E)NULL
A relative bearing is always measured from __________.?
A) true north B) magnetic north C) the vessel’s beam D) the vessel’s head E)NULL
A series of brief showers accompanied by strong, shifting winds may occur along or some distance ahead of a(n) __________.?
A) upper front aloft B) cyclone C) occluded front D) cold front E)NULL
In a tropical cyclone, in the Northern Hemisphere, a vessel hove to with the wind shifting counterclockwise is __________.?
A) ahead of the storm center B) in the dangerous semicircle C) in the navigable semicircle D) directly in the approach path of the storm E)NULL
A marine chronometer should be rewound once every __________.?
A) 12 hours B) day C) 3 days D) week E)NULL
The agonic line on an isomagnetic chart indicates the __________.?
A) magnetic equator B) magnetic longitude reference line C) points where there is no variation D) points where there is no annual change in variation E)NULL
How many high waters usually occur each day on the East Coast of the United States?
A) One B) Two C) Three D) Four E)NULL
You are enroute to assist vessel A. Vessel A is underway at 5 knots on course 063°T, and bears 136°T at 78 miles from you. What is the course to steer at 13 knots to intercept vessel A?
A) 340° B) 295° C) 158° D) 114° E)NULL
Vessels should maintain a sharp lookout, especially during December through March, when navigating the right whale’s only known calving grounds which lie off the coasts of __________.?
A) Nova Scotia B) Maine and Massachusetts C) Georgia and NE Florida D) California and Mexico E)NULL