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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-C.N.” contains 26 questions across 1 collection.

Learning

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Sample questions and answers

These examples come from the published collection. Choose Learning to study questions in sequence, or Exam to check your knowledge.

Circulatia naturala a apei in caldare este datorata…

One correct answer

  • diferentei de temperatura dintre temperatura de vaporizare si temperatura apei de alimentare;
  • impulsului de circulatie creat de diferenta de greutati specifice intre apa din tuburile dispuse la distanta mai mare de focar si tuburile din vecinatatea focarului;✓ Correct answer
  • cantitati de substante folosite la tratarea apei;
  • presiunii apei de alimentare.
Care este cea mai mare presiune din caderea de abur cu arzator….

One correct answer

  • presiunea de deschidere a supapelor de siguranta;
  • presiunea de alimentare cu apa;
  • presiunea de proba hidraulica;✓ Correct answer
  • presiunea aburului supraincalzit.
Cu ce trebuie prevazute indicatoarele de nivel….

One correct answer

  • panza de azbest pentru izolare termica;
  • cu robineti de retinere pe partea de apa;
  • cu robineti de retinere pe partea de abur;
  • cu dispozitive de inchidere atat pe partea spatiului cu apa, cat si pe partea spatiului cu abur.✓ Correct answer
O caldare de abur cu suprafata de vaporizare a apei libera trebuie sa fie prevazuta cu….

One correct answer

  • un indicator de nivel minim;
  • un indicator de nivel maxim;
  • cel putin doua indicatoare independente pentru nivelul apei cu sticla transparenta;✓ Correct answer
  • cel putin doua indicatoare dependente.
Care este locul de amplasare a fasciculului supraincalzitorului de radiatie:

One correct answer

  • in zona focarului;
  • imediat dupa vaporizator;
  • inaintea vaporizatorului, dar in afara focarului;✓ Correct answer
  • inaintea economizorului, dar dupa preincalzitor.

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