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Q. Solids which conduct electricity at higher temperature but not at lower temperature are called

  • (A) Super-conductor
  • (B) Metallic-conductor
  • (C) Semi-conductor
  • (D) Insulator
  • Correct Answer - Option(C)
  • Views: 12
  • Filed under category Physics
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Explanation by: Admin
Semiconductors are insulators at low temperatures and reasonably good conductors at higher temperatures. As temperature increases, the semiconductor material becomes a better and better conductor.

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