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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-MA” contains 9 questions across 3 collections.

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.

Principalele caracteristici la pornirea directa a motoarelor asincrone trifazate cu rotor in scurtcircuit sunt:

One correct answer

  • cuplu mare de pornire si curenti mici absorbiti de la retea
  • cuplu mic de pornire si curenti mari absorbiti de la retea
  • cuplu mic de pornire si curenti mici absorbiti de la retea
  • cuplu mare de pornire si curenti mari absorbiti de la retea✓ Correct answer
Care din urmatoarele tipuri de dispozitive de inversare a sensului de mars este utilizata in mod special la actionarea masinilor auxiliare (vinciuri, cabestane, servomotorul carmei etc.):

One correct answer

  • inversare de mars cu un excentric;
  • inversare de mars cu doua excentrice;
  • inversare de mars cu trei excentrice;
  • inversare de mars cu sertar diferential✓ Correct answer
La care dintre tipurile de masini navale cu abur cu piston introducerea aburului in cilindru se face pe intreaga cursa a aparatului:

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
In ce consta operatia de balansare a masinii cu abur cu piston:

One correct answer

  • rotirea inceata a masinii (20-50 rot/min) inspre pozitia inainte si inapoi;✓ Correct answer
  • rotirea inceata a masinii o singura data inainte;
  • rotirea inceata a masinii de mai multe ori inainte si inapoi;
  • rotirea mai rapida a masinii (100-150 rot/min) de mai multe ori inainte si inapoi
La masinile cu plina introducere, intre raza manivelei arborelui cotit si raza manivelei sertarului exista un decalaj de:

One correct answer

  • 180 grdC;
  • 270 grdC;
  • 90 grdC;✓ Correct answer
  • 360 grdC

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