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OEM3-RO-DIODE

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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 — OEM3-RO-DIODE” contains 25 questions across 1 collection.

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.

Multiplicarea in avalansa are loc:

One correct answer

  • la tensiuni mari si este specifica jonctiunilor slab dopate;✓ Correct answer
  • la tensiuni mici si este specifica jonctiunilor slab dopate;
  • la tensiuni mari si este specifica jonctiunilor puternic dopate;
  • la tensiuni mici si este specifica jonctiunilor puternic dopate.
La polarizare directa bariera interna de potential este:

One correct answer

  • crescuta;
  • coborata;✓ Correct answer
  • neafectata;
  • anulata.
Efectul "tunel" are loc:

One correct answer

  • la tensiuni mici si este specific jonctiunilor puternic dopate;✓ Correct answer
  • la tensiuni mari si este specific jonctiunilor puternic dopate;
  • la tensiuni mici si este specific jonctiunilor slab dopate;
  • la tensiuni mari si este specific jonctiunilor slab dopate.
Prin sintagma "efect de dioda" se intelege:

One correct answer

  • aparitia regiunii de sarcina spatiala intr-o jonctiune "p-n";
  • conductia unilaterala (curentul circula numai de la anod spre catod);✓ Correct answer
  • dependenta exponentiala a curentului de tensiune la conductie;
  • dependenta rezistentei de semnal mic de punctul static de functionare.
Caractetristica statica a unei diode semiconductoare este prezentata in figura alaturata. Regiunea DE reprezinta:The source image is unavailable.

One correct answer

  • regiunea de blocare la polarizare inversa;
  • regiunea de blocare la polarizare directa;
  • regiunea de conductie;✓ Correct answer
  • regiunea de strapungere.

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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.