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The process of adding impurities to silicon to modify its electrical properties is called ________.

  1. LLM / Generation
  2. India
  3. Telecommunication / ITU
  4. Doping

Answer: Doping

Doping introduces controlled impurities (phosphorus for n-type, boron for p-type) to create PN junctions, transistors, and diodes. Foundation of semiconductor device physics. Critical for understanding chip functionality and manufacturing questions.

Topic Semiconductor Technology
Exam Relevance UPSC, Banking, SSC
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