Statement I: In transistor, common emitter mode as an amplifier is preferred over common base mode.Statement II: In common emitter mode, the input signal is connected in series with the voltage applied to the baseemitter junction.
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a
Both statements I and II are correct.
b
Statement I is correct but statement II is incorrect
c
Statement I is incorrect but statement II is correct
d
Both statements I and II are incorrect.
answer is A.
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Detailed Solution
Common emitter is prepared over common base because all the current, voltage and power gain of common emitter amplifier is much more than the gains of common base amplifier.
Statement I: In transistor, common emitter mode as an amplifier is preferred over common base mode.Statement II: In common emitter mode, the input signal is connected in series with the voltage applied to the baseemitter junction.