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JEE Main2019Physics
Q.

An npn transistor operates as a common emitter amplifier, with a power gain of 60 dB. The input circuit resistance is 100 and the output load resistance is 10 k. The common emitter current gain is :

  1. A

    104

  2. B

    6 × 102

  3. C

    102

  4. D

    60

Solution

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