Pass Benchmark: 70% (21/30) • Standard: USCG NMC / 46 CFR
USCG Steam Plants (Boilers & Turbines) (Set 2)
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Question 1 of 30
The primary objective of the auxiliary exhaust system is to supply steam to the __________.
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30 MCQs #1 The primary objective of the auxiliary exhaust system is to supply steam to the __________. #2 If the pressure becomes excessive in the auxiliary exhaust system of a steam propulsion plant, the excess steam will normally be dumped to the __________. #3 The intermediate pressure bleed steam system, shown in the illustration, is used to supply steam at approximately __________. SG-0024 #4 Air accumulated in the inter condenser of the air ejector assembly is discharged directly to the __________. #5 While vacuum is being raised on the main unit and the turbine warmed, condensate is recirculated to the main condenser to __________. #6 The loop seal connected to the main condenser returns the drains from the __________. #7 The cooling water flow from an air ejector inter condenser and after condenser is discharged directly into the __________. #8 Main condensate recirculating systems are primarily intended to __________. #9 Steam condensed in the air ejector inter condenser, drains to the __________. #10 Which statement is true concerning two-stage air ejector assemblies? #11 Which statement listed represents a vital function of the main condenser? #12 A main condenser utilizing a scoop for the circulation of seawater must be constructed as a __________. #13 Water boxes on main condensers are vented to __________. #14 Which of the condensers listed is cooled by sea water? #15 Zincs are installed in the main and auxiliary condenser water boxes to __________. #16 While underway, vacuum in the main condenser is primarily caused by the __________. #17 Air in the main condenser is harmful because it will __________. #18 Makeup feed water is brought into an operating closed feed system via the __________. #19 Under normal conditions, the rate of heat transfer in a feed water heater is most greatly affected by the __________. #20 The items labeled "D" in the illustration are the __________. SG-0025 #21 The connections labeled "A" in the illustration, are used to __________. SG-0025 #22 The unit shown in the illustration is used as the __________. SG-0025 #23 A slight vacuum is maintained in the shell of the first stage heater shown in the illustration. The primary reason for the vacuum is to __________. SG-0025 #24 Which of the following statements is correct concerning the operation of the level or drain regulator associated with the feed water heater shown in the illustration is correct? SG-0025 #25 The upper section of the feed water heater indicated by "G" in the illustration is used as the __________. SG-0025 #26 In the condensate system, the automatic recirculating valve can be actuated by the __________. #27 What type of sensor is normally used with the automatic recirculating valve in the main condensate line? #28 The automatic recirculating valve in the main condensate recirculating line is controlled by a temperature sensor which is located at the __________. #29 High pressure and low pressure drain systems are part of the __________. #30 Clean low pressure steam drains are collected in the __________.
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