A stream of water immediately surrounding a moving vessel’s hull, flowing in the same direction as the vessel is known as __________.?
A) directional current B) forward current C) propeller current D) wake current E)NULL
Arşivler Sorular
You operate a harbor craft on inland waters exclusively. If you regularly service or contact foreign flag vessels in the course of business, which statement is TRUE?
A) Your vessel must be inspected. B) Your crew must have identification credentials. C) A customs official must be on board when contacting a foreign flag vessel. D) All contacts with a foreign flag vessel must be reported to the…
A crack in the deck plating of a vessel may be temporarily prevented from increasing in length by __________.?
A) cutting a square notch at each end of the crack B) drilling a hole at each end of the crack C) slot-welding the crack D) welding a doubler over the crack E)NULL
The Master of a vessel may tender a Notice of Readiness to the charterer when the vessel __________.?
A) has completed the terms of the charter party B) is in all respects ready to load C) is in all respects ready to sail D) is safely moored or at a suitable anchorage E)NULL
You are the Master of a single-screw vessel. You aredocking at a port which has no tugs available. You decide to drop the offshore anchor to help in docking. The amount of chain you should pay out is __________.?
A) 5 to 7 times the depth of the water B) 1 1/2 to 2 times the depth of the water C) equal to the depth of the water D) you should NEVER use the anchor to help in docking…
The “iron mike” is a(n) __________.?
A) pilot B) speaker C) standby wheel D) automatic pilot E)NULL
When a vessel is entering or leaving a port, a record of engine speeds is kept in the __________.?
A) bell book B) deck rough log C) Official Logbook D) engine rough log E)NULL
What is the volume in a cone with a base diameter of 8 feet and a height of 6 feet?
A) 100.53 ft B) 131.39 ft C) 172.72 ft D) 197.39 ft E)NULL
The half-breadth plan is __________.?
A) an endwise view of the ship’s molded form B) a plan with the forebody to right of centerline and afterbody to the left of centerline C) a longitudinal side elevation D) usually drawn for the port side only E)NULL
The shearing stresses on a ship’s structure are usually greatest at __________.?
A) the bow B) the stern C) midships D) the ship’s quarter-length points E)NULL