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Question: Answered & Verified by Expert
In a CE transistor amplifier, the audio signal voltage across the collector resistance of 2  is 2 V, if the base resistance is 1  and the current amplification of the transistor is 100 then the input signal voltage is
PhysicsSemiconductorsJEE Main
Options:
  • A 10 mV
  • B 1 mV
  • C 0.1 V
  • D 1 V
Solution:
1542 Upvotes Verified Answer
The correct answer is: 10 mV
We know that voltage amplification is given by,

V0Vin=βRLRi;      2Vm=1002×1031×103

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