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RO-MCC

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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 — RO-MCC” contains 5 questions across 2 collections.

Learning

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Exam

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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.

Cum se procedeaza pentru modificarea sensului de rotatie a unui motor de c.c.

One correct answer

  • Se modifica tensiunea de alimentare si curentul
  • Se modifica fie semnul tensiunii aplicate la borne, fie valuarea fluxului magnetic inductor
  • Se modifica fie semnul tensiunii aplicate la borne, fie sensul fluxului magnetic inductor
  • Se modifica valuarea tensiunii aplicate la borne, fie sensul fluxului magnetic inductor✓ Correct answer
Care din urmatoarele reprezinta avantajele grupului generator-motor

One correct answer

  • Gama de reglare acceptabila, reglare cu franare electromagnetica
  • Gama de reglare acceptabila, reglare cu pierderi mari
  • Gama de reglare acceptabila, reglare fara pierderi mari✓ Correct answer
  • Costuri mari, franare cu recuperare de energie
Care din urmatoarele reprezinta avantajele grupului generator-motor

One correct answer

  • Gama de reglare acceptabila, reglare cu franare electromagnetica
  • Gama de reglare acceptabila, reglare cu pierderi mari
  • Gama de reglare acceptabila, reglare fara pierderi mari
  • Costuri mari, franare cu recuperare de energie✓ Correct answer
Care este una din cauzele producerii defectului la o masina de c.c periile scanteiaza puternic iar unele lamele ale colectorului se inegresc

One correct answer

  • Unele infasurari au joc
  • Unele lamele ale colectorului au joc intre ele✓ Correct answer
  • Statorul nu este bine prins pe postament
  • Colectorul este izolat
Cum se procedeaza pentru modificarea sensului de rotatie a unui motor de c.c.

One correct answer

  • Se modifica tensiunea de alimentare si curentul
  • Se modifica fie semnul tensiunii aplicate la borne, fie valuarea fluxului magnetic inductor
  • Se modifica fie semnul tensiunii aplicate la borne, fie sensul fluxului magnetic inductor✓ Correct answer
  • Se modifica valuarea tensiunii aplicate la borne, fie sensul fluxului magnetic inductor

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Questions and answer options retain the language of the original bank. You can change the interface language separately.

Can I use my result as an official document?

No. This is independent practice. A result does not replace an examination, certificate or knowledge check by an authorised organisation.