Which type of davit is not considered to be a mechanical davit?
A) Sheath-screw boom B) Radial C) Crescent D) Quadrantal E)NULL
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When a vessel with a single right-hand propeller backs to port the __________.?
A) bow falls off to starboard B) vessel moves to port without changing heading C) bow swings to port D) vessel moves to starboard without changing heading E)NULL
Two falls are supporting a 1.5 ton load. The port fall is at an angle of 40°From the vertical. The starboard fall is at an angle of 70°From the vertical. What is the stress on each fall?
A) Port 1.5 tons, starboard 1.0 tons B) Port 1.5 tons, starboard 1.5 tons C) Port 1.7 tons, starboard 1.3 tons D) Port 1.7 tons, starboard 2.0 tons E)NULL
While towing, what is the principal danger in attempting to swing a barge on a short hawser in order to slow the barge’s speed?
A) The barge may capsize from the sharp turn. B) The barge may swing too quickly and run over the tug. C) Free surface effect of liquid inside the barge may rupture the barge bulkheads when turning too quickly. D)…
Your vessel is taking on cargo oil when a small leak develops in the hose. You order the pumping stopped. Before you resume pumping, you should __________.?
A) notify the terminal superintendent B) place a large drip pan under the leak and plug the scuppers C) repair the hose with a patch D) replace the hose E)NULL
A cargo of 10,000 barrels of gasoline is loaded at a temperature of 90°F, and a cargo temperature of 55°F, is expected on this voyage. It has a coefficient of expansion of .0006. How many barrels would you expect to discharge at your destination?
A) 9790 B) 9994 C) 10210 D) 10410 E)NULL
All handling and stowage of packaged hazardous materials on board a domestic vessel engaged in foreign trade shall be done under the supervision of __________.?
A) a U.S. Coast Guard Marine Inspector B) an officer assigned to the vessel C) the American Bureau of Shipping D) the National Cargo Bureau E)NULL
When towing, what is the main reason for using a chain bridle on a wire hawser?
A) It makes for an easy connection. B) It gives a spring effect to cushion the shock. C) It eliminates the necessity of a swivel. D) It does not chafe. E)NULL
By definition, a “spar deck” is the __________.?
A) lower most continuous deck not broken by water tight bulkheads B) after most weather deck above the main strength deck C) upper or weather deck above the main strength deck D) deck of light construction below the main or…
The length of a standard “shot” of chain is __________.?
A) 12 fathoms B) 15 fathoms C) 18 fathoms D) 20 fathoms E)NULL