A periodic thorough examination of the cargo gear proves satisfactory. What percentage of the total gear must be dismantled to determine actual internal condition?
A) None B) 0.1 C) 0.25 D) 1 E)NULL
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The “square knot” is used for __________.?
A) forming temporary eyes in lines B) joining two lines of equal size C) keeping line from unlaying or fraying D) joining two lines of different size E)NULL
Which characteristic is an advantage of a butterfly valve as compared to a gate valve?
A) Precise control over cargo flow B) Quick operation C) No resistance to cargo flow when open D) Less maintenance required E)NULL
Tonnage openings must be closed by means of __________.?
A) press board B) steel hatch boards C) steel plates D) wooden hatch boards E)NULL
Which statement about the ventilation of bulk coal is TRUE?
A) Coal should not be ventilated; all oxygen should be excluded from the cargo. B) Coal should be through-ventilated to remove methane and reduce the heat of spontaneous combustion. C) Coal should be ventilated only if temperatures in the center…
Ice blink” is __________.?
A) the dark appearance of the underside of a cloud layer due to reflection of a surface of open water B) the soft light appearance on the underside of a cloud layer due to reflection from a surface of open…
Which is NOT an advantage of the flush method of welded shell plating?
A) Reduces weight B) Reduces frictional resistance C) Keeps practically 100% of tensile strength at the joints D) Reduces plate stress E)NULL
What is NOT considered “jewelry”?
A) Steamboat ratchets B) Manila lines C) Buttons D) Shackles E)NULL
You are aboard a single-screw vessel (right-hand propeller) going full ahead with good headway. The engine is put astern and the rudder is placed hard left. The stern of the vessel will swing to __________.?
A) starboard until headway is lost and then to port B) port C) port until headway is lost and then may possibly swing to starboard D) port slowly at first and then quickly to port E)NULL
You are loading in a port governed by the tropical load line mark for a voyage to a port governed by the winter mark. The fresh water allowance is 5 inches, and the hydrometer reads 1.005. Which statement is TRUE?
A) You may load to the tropical mark plus 1 inch brackish water allowance. B) You must load so that each zone mark will not be submerged upon entering the zone. C) Your draft must not exceed the winter mark…