Pass Benchmark: 70% (21/30) • Standard: USCG NMC / 46 CFR
USCG General Navigation (Set 56)
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Question 1 of 30
A facility used for the discharge of a cargo of a particular hazard, such as chlorine, butane or ethane, must have what to warn water traffic of an immediate danger during fire or cargo release?
Browse Questions in Set 56
30 MCQs #1 A facility used for the discharge of a cargo of a particular hazard, such as chlorine, butane or ethane, must have what to warn water traffic of an immediate danger during fire or cargo release? #2 Given are the courses and speeds of 4 vessels. The navigator of which vessel would be required to know the actual time of meridian transit in order to take an accurate observation at LAN? #3 Given are the courses and speeds of 4 vessels. The navigator of which vessel would be required to know the actual time of meridian transit in order to take an accurate observation at LAN? #4 The altitude at LAN may be observed by starting several minutes in advance and continuing until a maximum altitude occurs. This procedure should not be used __________. #5 When taking an amplitude, the Sun's center should be observed on the visible horizon when __________. #6 An amplitude of the Sun in high latitudes __________. #7 What is the geographic longitude of a body whose GHA is 232°27'? #8 A position on the Earth has a longitude of 74°10'E. Its celestial counterpart would have a __________. #9 The line of position determined from a sight with an observed altitude (Ho) of 88°45.0' should be __________. #10 The GP of a body for a high altitude sight is determined from the declination and the __________. #11 The center of a circle of equal altitude, plotted on the surface of the Earth, is the __________. #12 The GP of a body for a high altitude sight is determined from the declination and the __________. #13 What is the major advantage of high altitude observations? #14 A nautical mile is a distance of approximately how much greater than or less than a statute mile? #15 You are on course 180°T and take a relative bearing of a lighthouse of 225°. What is the true bearing of the lighthouse? #16 You are on course 344°T and take a relative bearing of a lighthouse of 270°. What is the true bearing to the lighthouse? #17 At 0000 you fix your position and plot a new DR track line. At 0200 you again fix your position and it is 0.5 mile east of your DR. Which statement is TRUE? #18 At 0000 you fix your position and change course to 090°T. At 0030 you again fix your position and it is 0.5 mile east of your DR. Which statement is TRUE? #19 Which statement concerning current is TRUE? #20 Which error is NOT included in the term "current" when used in relation to a fix? #21 You are proceeding up a channel at night. It is marked by a range which bears 185°T. You steady up on a compass course of 180° with the range in line dead ahead. This indicates that you(r) __________. #22 A dead reckoning (DR) plot __________. #23 A dead reckoning (DR) plot __________. #24 The paths of intended travel between three or more points is the __________. #25 The direction in which a vessel should be steered between two points is the __________. #26 The direction a vessel is pointed at any given time is the __________. #27 The path that a vessel is expected to follow, represented on a chart by a line drawn from the point of departure to the point of arrival, is the __________. #28 In illustration D051NG below, why was the position labeled "E" plotted? #29 In illustration D051NG below what is indicated by the position labeled "C"? #30 In illustration D051NG below, why was the position labeled "C" plotted?
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