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

USCG General Navigation (Set 44)

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Question 1 of 30

What is the equivalent of 2° 35' in time units?

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30 MCQs

#1 What is the equivalent of 2° 35' in time units? #2 The time meridian used when computing the height of tide or the velocity of the current for Pensacola Bay, FL, is __________. #3 A current perpendicular to a vessel's track has the greatest effect on the vessel's course made good __________. #4 The lunar or tidal day is __________. #5 In the horizon system of coordinates what is equivalent to the equator on the Earth? #6 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? #7 After an item of required safety equipment on a towing vessel fails, the owner or Master must consider all of these factors before continuing the voyage, EXCEPT the __________. #8 Which statement is TRUE concerning the current of the Gulf Stream? #9 The reference point for determination of GMT is the passage of the mean sun over what line? #10 An important lunar cycle affecting the tidal cycle is called the nodal period. How long is this cycle? #11 When using a buoy as an aid to navigation which of the following should be considered? #12 What is the equivalent of 1°53' in time units? #13 You are on course 209°T. In order to check the longitude of your vessel, you should observe a celestial body on which bearing? #14 Which installed equipment must be tested and logged when a new Master assumes command? #15 What is the length of the lunar day? #16 You take a bearing of 264° of a lighthouse. Which bearing of another object would give the best fix? #17 You are navigating in pilotage waters using running fixes. The maximum time between fixes should be about __________. #18 The Moon and Sun are in line over your meridian. Tomorrow when the Sun is over your meridian, the Moon will be __________. #19 A double star is a star that __________. #20 The datum from which the predicted heights of tides are reckoned in the tide tables is the same as that used for the charts of the locality. The depression of the datum below mean sea level for Hampton Roads, Virginia is __________. #21 The proper way to approach a downstream lock where there is an outdraft is to be __________. #22 Where can information about the currents for the Pacific Coast of the U. S. be obtained? #23 In the horizon system of coordinates what is equivalent to the poles on the Earth? #24 Which position includes the effects of wind and current? #25 Polaris is part of what constellation? #26 When using a radar in an unstabilized mode, fixes are determined most easily from __________. #27 You are in LONG 144°E. The date is 6 February, and the zone time is 0800. The Greenwich date and time are __________. #28 The great circle of the celestial sphere that passes through the zenith, nadir, and the eastern point of the horizon is the __________. #29 Set of the current is __________. #30 The angle measured eastward from the vernal equinox along the celestial equator often expressed in time units is the __________.

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