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AP EAMCET202421 May 2024Morning ShiftPhysicsSemiconductorsActual

In a common emitter amplifier, a.c. current gain is 40 and input resistance is 2 k . The load resistance is given as 1 10 k . Then the voltage gain is

Options

  1. A52
  2. B125
  3. C178
  4. D200

Correct answer

D. 200

Step-by-step solution

For CE amplifier, aligned & =40, R _ I =2 k , R _ o =10 k & Voltage gain, A _ v = ( R _ o R _ I )=40 10 2 & =200 aligned

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