In an n-p-n transistor circuit, the collector current is 9 mA. If 90% of the electrons…
Physics · JEE Main · NTA Exams — Electronic Devices
In an n-p-n transistor circuit, the collector current is 9 mA. If 90% of the electrons emitted reach the collector, then the emitter current is :
- 10 mA
- 9 mA
- 8 mA
- 8.1 mA
Answer
(A) 10 mA
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