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Sticky Note
A PN junction can be used as _____?
ایک پی این جنکشن _____ کے طور پر استعمال کیا جاسکتا ہے؟
  1. Rectifier
  2. Amplifier
  3. Oscillator
  4. None of these
Explanation
  • A PN junction can be used as a rectifier
  • Used to convert alternating current (AC) to direct current (DC)
  • It acts as a one-way valve, allowing current to flow only in one direction.
  •  It switches on (conducts) in forward bias and off (blocks) in reverse bias.

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