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Question: Answered & Verified by Expert
What are npn and pnp types of transistors used for?
ChemistrySolid StateNEET
Options:
  • A To convert light energy into electrical energy
  • B To detect or amplify radio or audio signals
  • C To serve as rectifiers
  • D To generate electric current
Solution:
1251 Upvotes Verified Answer
The correct answer is: To detect or amplify radio or audio signals
npn and pnp types of transistors are used to detect or amplify radio or audio signals.

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