Signs of racking stresses generally appear at the __________.?
A) bow and stern shell frames and plating B) junction of the frames with the beams and floors C) garboard strake, at each side of the keel D) thrust bearing of the main shaft E)NULL
Arşivler Sorular
A “loose” tow may cause all of the following EXCEPT __________.?
A) loss of maneuverability B) lines to part C) damage to the towing vessel and tow D) a saving in the transit time E)NULL
The critical point in nylon line elongation is about __________.?
A) 0.2 B) 0.3 C) 0.4 D) 0.5 E)NULL
Several merchant ships are arriving at the scene of a distress incident. One of the them must assume the duties of the Coordinator Surface Search (CSS). Which of the following statements is TRUE?
A) CSS duties are always assumed by passenger vessels, dry cargo vessels, or tankers in that order of precedence. B) The CSS must be established by mutual agreement between the ships concerned. C) A tank vessel should never be assigned…
The point that is halfway between the forward and after perpendicular and is a reference point for vessel construction is the __________.?
A) half length B) mid-body C) center line D) amidships E)NULL
What is the stress on the hauling part when lifting a 4900 lbs. weight using a twofold purchase rove to least advantage? (Allow 10 percent of the weight per sheave for friction.)?
A) 980 lbs. B) 1225 lbs. C) 1715 lbs. D) 1837 lbs. E)NULL
A large vessel is equipped with a controllable pitch propeller. Which statement is TRUE?
A) When dead in the water, it is often difficult to find the neutral position and slight headway or sternway may result. B) When going directly from full ahead to full astern, there is complete steering control. C) When the…
You are proceeding to the area of reported distress. When you arrive at the reported position, the vessel in distress is not sighted. What type of search should be conducted?
A) Sector search B) Expanding square C) Track crawl D) Parallel track search E)NULL
Flanking rudders effect a vessel’s heading because of the __________.?
A) effect of the propeller flow on the rudders B) water flow due to the vessel’s movement through the water C) tunnel affect of the water flow past opposing rudders D) discharge current being channeled to impinge on the vessel’s…
On a small passenger vessel the collision bulkhead is __________.?
A) amidships forward of the engine room B) just forward of the steering compartment C) in the engine room D) A distance of 5% to 15% of the waterline length abaft the stem measured at the load waterline load water…