What is a solid at ambient temperature?
A) Aniline B) Formic acid C) Methyl chloride D) Napthalene E)NULL
Arşivler Sorular
Which statement(s) is(are) TRUE concerning wire rope?
A) Wire rope should be condemned if the outside wires are worn to one-half their original diameter. B) Wire rope should be condemned if the fiber core appears moist. C) Wire rope which is right-hand laid should be coiled counterclockwise…
What is the purpose of the intermediate spring?
A) Serves as a backup for the main tow hawser in case of failure. B) Provides weight and flexibility to the total tow makeup. C) Lengthens the main tow hawser to keep the tow in step. D) Distributes the towing…
How do the height and location of a tug’s towing bitts relate to the danger of tripping?
A) The further forward and closer to amidships the more readily the tug will trip. B) Placement further aft permits more effective pulling, better steering and eliminates the danger of tripping. C) Installing the bitts down low lowers the center…
Your ship is steaming at night with the gyropilot engaged. You notice that the vessel’s course is slowly changing to the right. Which action should you take FIRST?
A) Notify the engine room of the steering malfunction. B) Change to hand steering. C) Call the Master. D) Send the Quartermaster to the emergency steering station. E)NULL
Which will cause a wire rope to fail?
A) Using a medium graphite grease as a lubricant B) Operating a winch too slow C) Using a sheave with an undersized throat D) A sheave diameter of 24 times the wire’s diameter E)NULL
What is the area of a circle with a diameter of 17 feet after a sector of 111° has been removed?
A) 36.94 square ft. B) 156.99 square ft. C) 226.98 square ft. D) 627.47 square ft. E)NULL
Which statement concerning IMO certificates on U.S. flag tankships carrying hazardous cargoes is TRUE?
A) An IMO Certificate is required for vessels in the foreign trade. B) The IMO Certificate expires on the same day as the Certificate of Inspection expires. C) The IMO Certificate is issued as an amendment to the Certificate of…
The preventer guy, as used on a conventional yard and stay rig, __________.?
A) is rigged at an angle of 70° to 90°From the guy it assists B) takes the strain imposed on the schooner guy when burtoning cargo C) is rigged when lifting cargo that exceeds the SWL of a single whip…
The owner or Master of a towing vessel shall ensure that each person that directs and controls the movement of the vessel can accomplish all of the following EXCEPT ___________ .?
A) evaluate the danger of each closing visual or radar contact B) adjust speed with due regard for the weather and visibility C) reduce speed only where local speed limits are posted D) enter all required test and inspection results…