Proceedings Of The Marine

SUM 2013

Proceedings magazine is a communication tool for the Coast Guard's Marine Safety & Security Council. Each quarterly magazine focuses on a specific theme of interest to the marine industry.

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Q Nautical uestions Engineering Queries Prepared by NMC Engineering Examination Team 1. The steam separator, as used in conjunction with a steam whistle, normally drains to which of the following drain systems? A. B. C. D. 2. Regarding an induction motor, what does the power developed by the rotor automatically adjust itself to? A. B. C. D. 3. All shipboard personnel responsible for the maintenance and repair of air conditioning systems using refrigerants coveredundertheEPACleanAirActventingprohibition,mustbecertifedthroughanapprovedEnvironmental Protection Agency (EPA) program to do which of the following? A. beforetheycanpumpdownthesysteminpreparationforshiftingovertothestandbycondensingunit B. beforetheycansettheoperatingcontrolsofthesystem C. eforeperformingmaintenance,service,orrepairthatcouldreasonablybeexpectedtoreleaseClassIorClassII b refrigerants into the atmosphere D. beforeperforminganymaintenanceorrepairregardlessoftheactualprocedure lowpressure highpressure mainturbine contaminated powerrequiredtodrivetheload speedrequiredtodrivetheload currentfowinthemotorstator torquedevelopedbytherotatingfeld www.uscg.mil/proceedings Summer 2013 Proceedings 91

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