Pass Benchmark: 70% • Standard: USCG NMC / 46 CFR
USCG Engine General (Supplementary) (Set 24)
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Question 1 of 30
What is the function of device "B" shown in the illustration? MO-0110
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30 MCQs #1 What is the function of device "B" shown in the illustration? MO-0110 #2 Which of the following conditions occurs in the section labeled "F" of the device shown in the illustration? MO-0110 #3 For the operation of the illustrated device, what fluid flow would be expected at the connection labeled "I"? MO-0110 #4 Which of the following is NOT a function of the water supply through item "P" shown in the illustration? MO-0110 #5 The pipe identified by the letter "J" shown in the illustration is __________. MO-0110 #6 When tightening the plate type heat exchangers shown in the illustration, care must be taken to __________. MO-0110 #7 If the demister used in the device shown in the illustration is improperly installed, which of the following will occur? See Illustration MO-0110 #8 Which of the following conditions can cause high salinity of the distillate due to sea water leakage in the illustrated device. MO-0110 #9 Device '27' shown in the illustration is used to __________. Illustration MO-0111 #10 In a jacket-water heated submerged tube evaporator, what is the primary factor that determines the rate of scale build-up on the submerged tube bundle? #11 Regarding a freshwater generator of the reverse-osmosis type, what statement is true? #12 Regarding the high-pressure pump of a reverse-osmosis freshwater generator, what statement is true? #13 In order for a reverse-osmosis freshwater generator to be able to overcome the osmotic pressure without damaging the spiral-wound membrane modules, the pressure must be controlled. What is the location of the pressure regulator? #14 For the successful operation of a reverse-osmosis freshwater generator, the setting of the brine back pressure regulator is critical. What statement regarding the set point of this regulator is true? #15 What is the BEST indication that the pre-treatment filter (or filters) of a reverse-osmosis freshwater generator must be serviced by cleaning or replacement? #16 Under what conditions would the pre-treatment capabilities of a reverse-osmosis freshwater generator MOST likely be overloaded, and as a result, these conditions should generally be avoided? #17 If a reverse-osmosis freshwater generating unit has a high salinity alarm associated with the freshwater outlet, what should be done? #18 In a flash-type evaporator, an electrical salinity cell would be installed in the __________. #19 Distilled water from an evaporator may be discharged into a potable water tank __________. #20 An automatic solenoid dump valve should be set to trip if the evaporator produces distillate with salt content exceeding __________. #21 Which of the following statements describes the proper operation of a three-way solenoid trip/dump valve on a two stage flash-type evaporator? #22 What are the operating characteristics of a "waterlogged" potable water system hydro pneumatic header tank that needs to be recharged with compressed air? #23 What is statement is true concerning the term "isochronous" as it applies to prime mover speed control governors? #24 On deep-draft ships, what statement is true concerning high and low sea suctions for machinery space sea water cooling systems? #25 What provision is made for sea chests for removal of air ingested into the sea chest of a machinery space sea water cooling system? #26 Referring to illustrated steam plant seawater cooling system drawing, what statement is true concerning seawater service system to auxiliary circulating seawater system cross-connect capability? See Illustration SP-SW-01 #27 Referring to the illustrated motor ship fresh water cooling system drawing, what statement is true concerning the jacket water heater? (MP-CW-06)
Illustration MP-CW-06: the U.S. Coast Guard has not released this illustration. #28 A horizontal electro-mechanical anchor windlass is equipped with two warping heads, two wildcats, two manual brake hand wheels, two clutch control levers, and a multipoint lever- operated pedestal-mounted controller. What statement is true as it pertains to the operation of the windlass clutch control levers? #29 A horizontal electro-mechanical anchor windlass is equipped with two warping heads, two wildcats, two manual brake hand wheels, two clutch control levers, and a multipoint lever- operated, pedestal-mounted controller. What statement is true as it pertains to the operation of the manual brake hand wheels? #30 In attempting to start the hydraulic pump drive motor of a horizontal electro-hydraulic anchor windlass, what condition would prevent the electric motor from starting?
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