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