Which are the device in the current drops to zero ?

A semiconducting device is connected in a series circuit with a battery and a resistance. Current is found to pass through the circuit. If the polarity of the battery is reversed, the current drops to zero. The device may be

  1. P-type semiconductor
  2. N-type semiconductor
  3. An intrinsic semiconductor
  4. p-n junction
Anurag Mishra Professor Asked on 31st January 2016 in Physics.
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1 Answer(s)

Answer: (4) p-n junction 

Anurag Mishra Professor Answered on 5th June 2016.
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