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

USCG General Navigation (Set 69)

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Question 1 of 30

You take a bearing of 356° of a lighthouse. What bearing of another object would give the best fix?

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30 MCQs

#1 You take a bearing of 356° of a lighthouse. What bearing of another object would give the best fix? #2 You take a bearing of 356° of a lighthouse. Which bearing of another object would give the best fix? #3 You take a bearing of 313° and 076° of two objects. Which bearing of a third object will give the best fix? #4 You take a bearing of 191° and 313° to two objects. Which bearing of a third object will give the best fix? #5 You take a bearing of 264° of a lighthouse. Which bearing of another object would give the best fix? #6 You take a bearing of 142° and 259° of two objects. What bearing of a third object will give the best fix? - #7 You take a bearing of 043° and 169° of two objects. What bearing of a third object will give the best fix? #8 You take a bearing of 043° and 169° of two objects. What bearing of a third object will give the best fix? #9 You take bearings of 313°T and 076°T on two objects. Which bearing of a third object will give the best fix? #10 Your vessel has changed course and is heading 285°T, you are on the charted range and it appears as in illustration D048NG below. After several minutes the range appears as in illustration D047NG below and your heading is still 285°T. What does this indicate? #11 You are outbound in a channel marked by a range astern. The range line is 309°T. You are steering 127°T and have the range in sight as shown in illustration D047NG below. What action should you take? #12 You are inbound in a channel marked by a range. The range line is 309°T. You are steering 306°T and have the range in sight as shown in illustration D047NG below. The range continues to open. What action should you take? #13 You are outbound in a channel marked by a range astern. The range line is 133°T. You are steering 315°T and have the range in sight as shown in illustration D048NG below. What action should you take? #14 You are on course 222°T and take a relative bearing of a lighthouse of 025°. What is the true bearing to the lighthouse? #15 You are on course 226°T. In order to check the latitude of your vessel, you should observe a celestial body on which bearing? #16 You are on course 312°T. To check the speed of your vessel you should observe a celestial body on which bearing? #17 You are on course 042°T. To check the course of your vessel you should observe a celestial body on which bearing? #18 You are on course 146°T. To check the speed of your vessel you should observe a celestial body on which bearing? #19 You are on course 201°T. To check the speed of your vessel you should observe a celestial body on which bearing? #20 You are on course 238°T. To check the course of your vessel you should observe a celestial body on which bearing? #21 You are on course 303°T. To check the speed of your vessel you should observe a celestial body on which bearing? #22 You are on course 061°T. To check the longitude of your vessel you should observe a celestial body on which bearing? #23 While steering a course of 150°T, you wish to observe a body for a latitude check. What would the azimuth have to be? #24 While steering a course of 150°T, you wish to observe the Sun for a speed check. What would the azimuth have to be? #25 You are on course 138°T. To check the latitude of your vessel you should observe a celestial body on which bearing? #26 A great circle crosses the equator at 162°E. It will also cross the equator at what other longitude? #27 A great circle crosses the equator at 134°E. It will also cross the equator at what other longitude? #28 A great circle crosses the equator at 173°E. It will also cross the equator at what other longitude? #29 A great circle crosses the equator at 93°W. It will also cross the equator at what other longitude? #30 A great circle crosses the equator at 17°W. It will also cross the equator at what other longitude?

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