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Question: Answered & Verified by Expert
In a transistor, the base is made very thin and lightly doped with an impurity, because
PhysicsSemiconductorsNEET
Options:
  • A to save the transistor from heating effect
  • B to enable the emitter to emit small number of electrons and holes
  • C to enable the collector to collect 95% of the holes or electron coming from the emitter side
  • D none of the above
Solution:
1178 Upvotes Verified Answer
The correct answer is: to enable the collector to collect 95% of the holes or electron coming from the emitter side
Base is made thin so that very less amount of charge is exchanged with emitter and remaining charges interacts with collector.

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