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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-PT” contains 6 questions across 1 collection.

Learning

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Sample questions and answers

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Efectul scaderii raportului de comprimare asupra performantelor motorului este urmatorul:

One correct answer

  • Cresterea randamentului termic al motorului;
  • Cresterea solicitarilor termo-mecanice ale motorului;
  • Cresterea presiunii medii efective;
  • Cresterea pericolului de ratare a pornirii motorului.✓ Correct answer
Pulverizarea corecta a combustibilului in camera de ardere depinde de:

One correct answer

  • Presiunea de injectie:
  • Arhitectura camerei de ardere;
  • Prezenta fenomenul de turbulenta in camera de ardere;
  • Toate cele mentionate anterior.✓ Correct answer
Asa-numita detonatie diesel este cauzata de:

One correct answer

  • Penetratia mare a jetului de combustibil;
  • Durata prea mare a injectiei;
  • Durata prea mica a injectiei;
  • Intarziere mare la autoaprinderea combustibilului.✓ Correct answer
Domeniul raportului S/pi pentru motoare este:

One correct answer

  • 0,001<= S/pi <= 0,1 S [m]-cursa;
  • 0,003<= S/pi <= 10,25 pi [rad];
  • 0,001<= S/pi <= 0,15 S [m]-cursa;
  • 0,003<= S/pi <= 1,25 pi [rad].✓ Correct answer
Care dintre elementele enumerate mai jos este utilizat efectiv pentru generarea turbulentei necesare unei arderi corspunzatoare in motoarele diesel:

One correct answer

  • Supapa de evacure;
  • Segmenti de constructie speciala;
  • Turbosuflanta;
  • Camera de preardere.✓ Correct answer

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