QCM sur les diodes
Quiz
•
Physics
•
10th Grade
•
Practice Problem
•
Medium
ANDRIAMONJE Marianne
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18 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quel est le rôle principal d'une diode ?
Laisser passer le courant dans les deux directions
Laisser passer le courant uniquement dans une direction
Bloquer totalement le courant
Augmenter la tension du circuit
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Comment s'appellent les deux bornes d'une diode ?
Anode et cathode
Positif et négatif
Entrée et sortie
Source et drain
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quel élément chimique peut être utilisé pour le dopage positif d'une diode ?
Phosphore
Bore
Aluminium
Cuivre
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quelle est la tension de seuil typique d'une diode en silicium ?
0,3 V
0,6 V
1,2 V
2,0 V
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Que signifie le terme "état passant" pour une diode ?
La diode bloque le courant
La diode laisse passer le courant
La diode s'éteint automatiquement
La diode change de polarité
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quel type de courant peut être redressé par un pont de diodes ?
Courant continu
Courant alternatif
Courant pulsé
Courant constant
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Comment appelle-t-on une diode conçue pour fonctionner dans les deux sens lorsque la tension dépasse un certain seuil ?
Diode LED
Diode Zener
Diode Schottky
Diode TVS
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