Pass Benchmark: 70% (21/30) • Standard: USCG NMC / 46 CFR

USCG General Navigation (Set 20)

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Question 1 of 30

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Question 1 of 30

A vessel heading NE is on a course of __________.

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30 MCQs

#1 A vessel heading NE is on a course of __________. #2 A vessel heading SSW is on a course of __________. #3 A vessel heading WSW is on a course of __________. #4 A vessel heading SSE is on a course of __________. #5 A vessel heading ESE is on a course of __________. #6 A vessel heading NNE is on a course of __________. #7 A vessel heading SW is on a course of __________. #8 A vessel heading WNW is on a course of __________. #9 A vessel heading SE is on a course of __________. #10 A vessel heading ENE is on a course of __________. #11 Quadrantal error in a gyrocompass has its GREATEST effect on which of the following? #12 What is the gyrocompass error resulting from your vessel's movement in OTHER than an east-west direction? #13 If the gyrocompass error is east, what describes the error and the correction to be made to gyrocompass headings to obtain true headings? #14 Which statement about gyrocompass error is TRUE? #15 Which of the following is the most accurate method of determining gyrocompass error while underway? #16 The spin axis of a gyroscope tends to remain fixed in space in the direction in which it is started. How does this gyroscope become north seeking so that it can be used as a compass? #17 Which compensates for induced magnetism in the horizontal soft iron of a vessel? #18 The vertical component of the Earth's magnetic field causes induced magnetism in vertical soft iron. This changes with latitude. What corrects for this coefficient of the deviation? #19 Heeling error is defined as the change of deviation for a heel of __________. #20 To find a magnetic compass course from a true course you must apply __________. #21 When adjusting a magnetic compass for error, a deviation table should be made __________. #22 Deviation which is maximum on intercardinal compass headings may be removed by the __________. #23 The Flinders bar and the quadrantal spheres should be tested for permanent magnetism at what interval? #24 The total magnetic effects which cause deviation of a vessel's compass can be broken down into a series of components which are referred to as __________. #25 Magnetic compass deviation __________. #26 If the compass heading and the magnetic heading are the same then __________. #27 Deviation is the angle between the __________. #28 The horizontal angle between the magnetic meridian and the north-south line of the magnetic compass is __________. #29 The compass deviation changes as the vessel changes __________. #30 Deviation is caused by __________.

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