Advanced Qualification · A-002 Advanced components and circuits · A-002-001-009
Parmi les matériaux suivants, lequel sert à la fabrication d'un semi-conducteur :
- Asoufre
- Bsilicium
- Ctantale
- Dcuivre
Correct answer: B — silicium. Question tirée de la banque officielle d'ISDE.
Why
Silicon is the correct choice because it is a semiconductor, a material that conducts electricity better than an insulator but not as well as a metal, making it ideal for building transistors and diodes. The full explanation — and one for every question — is in Pro.
Practise this section
Advanced components and circuits is section A-002 of the Advanced exam: Advanced components and circuits: semiconductors, amplifier classes, oscillators, mixers, filters and digital logic.
Drill A-002 — free, no account