RO-M.A.

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RO-M.A.
15 questions
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About this collection

The ANR bank contains many sets with original names and codes, including navigation, safety and equipment topics. Select a module by name or use question search.

“ANR — MMIMB — RO-M.A.” contains 15 questions across 1 collection.

Learning

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Sample questions and answers

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Turbina Laval este alcatuita din:

One correct answer

o singura treapta de viteza;
o singura treapta de presiune;✓ Correct answer
doua trepte de viteza;
o treapta de viteza si o treapta de presiune.

Regulatorul de turatie al turbinei termice are rolul de:

One correct answer

a evita cresterea turatiei peste limita admisibila;
a evita trecerea turbinei prin turatia critica;
a asigura in permanenta o concordanta intre puterea produsa si sarcina ceruta de consumator ;✓ Correct answer
a regla turatia functie de nivelul vibratiilor in turbina.

Condensoarele utilizate in instalatiile de forta cu abur pot fi:

One correct answer

de suprafata;
de amestec;
de ambele tipuri mentionate;✓ Correct answer
doar de amestec

La care dintre tipurile de masini navale cu abur cu piston introducerea aburului in cilindru se face pe intreaga cursa a pistonului:

One correct answer

masini cu abur cu simpla expansiune;
masini cu abur cu dubla expansiune;
masini cu abur cu tripla expansiune;
masini cu abur cu plina introducere.✓ Correct answer

Ce tipuri de garnituri se folosesc la cutiile de etansare ale masinii alternative;

One correct answer

klingherit;
carton;
piele;
azbest.✓ Correct answer

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