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UPSC CSE Prelims Semiconductors, Fiber Optics, Laser & Superconductivity — Applications Flashcards

Master 10 semiconductors, fiber optics, laser & superconductivity — applications concepts for the UPSC CSE Prelims.

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Question

Consider the following statements regarding semiconductors:

  1. Silicon and Germanium are fundamental semiconductor elements.
  2. Unlike metals, the electrical conductivity of semiconductors increases with an increase in temperature. Which of the statements given above is/are correct?

Question

Complete the characteristics of a p-type semiconductor:

A p-type semiconductor is created by doping pure Silicon with a impurity. In this material, the majority charge carriers are .

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