Pass Benchmark: 70% (21/30) • Standard: USCG NMC / 46 CFR

USCG General Subjects (Auxiliaries & Systems) (Set 25)

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Question 1 of 30

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Question 1 of 30

According to the 33 CFR regulations pertaining to signatures required in the Oil Record Book, what statement is true?

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30 MCQs

#1 According to the 33 CFR regulations pertaining to signatures required in the Oil Record Book, what statement is true? #2 Machinery spaces must be designed to minimize the exposure of personnel to noise in accordance with U.S. regulations. Machinery control room noise must not exceed which noise level? #3 One of your ship's indirect-drive steering gear drive motors needs to be replaced. What minimum short-time rating should the replacement motor have in hours? #4 According to the electrical engineering regulations of the CFR, which of the following electrical repairs is permitted? #5 According to the Code of Federal Regulations (46 CFR) for Passenger Vessels, for how long do the drawn and sealed half-pint fuel samples need to be maintained and preserved on board? #6 According to the Code of Federal Regulations (46 CFR) for Tank Vessels, what is the minimum allowable flashpoint for a fuel to be burned in a steam boiler? #7 In what part of 33CFR can be found the recordkeeping requirements for specific machinery space operations onboard all ships of 400 gross tons or above other than a tanker that must be entered into an Oil Record Book? #8 In accordance with the federal regulation in 33CFR Subchapter O, which discharge of oil or oily mixture to sea is permissible? #9 Prior to entering the navigable waters of the United States after an international voyage, your vessel must conduct drills according to 33 CFR regulations for ports and waterways safety that test steering system functionality and log that in the vessel logbook, unless the drill is conducted and logged on a regular basis at least once every three months. Within how many hours of arrival must these drills be performed? #10 In accordance with international MARPOL Annex V regulations and federal regulations under 33CFR Subchapter O, the discharge of what category of garbage is prohibited in any waters? #11 In accordance with international MARPOL Annex V regulations and federal regulations under 33CFR Subchapter O, the prohibition of the discharge of dunnage, lining, and packing materials that float applies to a vessel operating within how many nautical miles of the nearest land? #12 In accordance with international MARPOL Annex V regulations and federal regulations under 33CFR Subchapter O, the prohibition of the discharge of ground paper products, rags, glass, metal, bottles, and crockery applies to a vessel operating within how many nautical miles of the nearest land? #13 Which of the following fire extinguishing agents which may be found aboard ship is designated as an ozone-depleting substance as defined in the Montreal Protocol on Substances that Deplete the Ozone Layer and is controlled as a result? #14 In accordance with the international MARPOL Annex VI regulations, the nitrous oxide (NOx) emissions associated with certain diesel engines are required to operate under certain acceptable limits. To which of the listed engine applications would the NOx emission regulations apply? #15 In accordance with the international MARPOL AnnexVI regulations, what is the minimum allowable flue gas outlet temperature for a continuous-fed shipboard incinerator while in operation? #16 When looking for IMO regulations on a vessel's oil water separator, the information will be found in which of the following documents? #17 When reviewing results of vibration analysis, vibration at a bearing occurs at the same frequency as the motor rpm, with a displacement in the radial direction that is twice that of the axial direction. Which of the following could this indicate? #18 When measuring vibration, an engineer should be concerned with recording the velocity or displacement of the measurement. Which other factor should also be of concern? #19 With a machinery lubricating oil analysis program, it is important to monitor trends over time. What would be indicated by a sudden increase in metallic content of a recent sample of used diesel engine crankcase lubricating oil? #20 With a machinery lubricating oil analysis program, it is important to monitor trends over time. What would be indicated by elevated copper levels associated with a recent sample of used diesel engine crankcase lubricating oil? #21 Elevated metal levels present in a recent sample of used diesel engine crankcase lubricating oil is indicative of a condition. What would high iron levels indicate? #22 Which of the following fuel sampling methods would present the most reliable, accurate, and cost-effective option for shipboard use? #23 Various tests while conducting a fuel oil analysis can be performed on board to facilitate proper fuel storage, handling, and treatment. What tests are most important for determining what temperatures to maintain throughout the fuel forwarding and service systems? #24 Various tests while conducting a fuel oil analysis can be performed on board to facilitate proper centrifugation. What test provides the key data for selecting the correct purifier gravity disk for fuel oil centrifugal purifiers? #25 Which of the following comprehensive computerized maintenance system database modules would be used to generate a report tracking consumable supplies consumption? #26 What type of maintenance system would be associated with a comprehensive lubricating oil analysis program? #27 What type of maintenance system would be associated with accomplishing maintenance after a machinery breakdown? #28 Which of the following system applications would require the use of a siphon tube (pigtail) to prevent gauge damage? #29 When reading a pressure that fluctuates severely on a direct reading pressure gauge, what should be done? #30 What is the operating principle upon which a bubble tube system operates in indicating liquid tank level?

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