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Question: Answered & Verified by Expert
A $~n-p-n$ transistor conducts when:
PhysicsSemiconductorsNEETNEET 2003
Options:
  • A both collector and emitter are positive with respect to the base
  • B collector is positive and emitter is negative with respect to the base
  • C collector is positive and emitter is at same potential as the base
  • D both collector and emitter are negative with respect to the base
Solution:
2861 Upvotes Verified Answer
The correct answer is: collector is positive and emitter is negative with respect to the base


In active region
Emitter base $p-n$ function is in FB and base collector $p-n$ function is in RB.

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