When the transistor is used as an amplifier,
- AEmitter-base junction must be reverse biased,Collector-base junction must be forward biased
- BEmitter-base junction must be forward biased,Collector-base junction must be forward biased
- CEmitter-base junction must be reverse biased,Collector-base junction must be reverse biased
- DEmitter-base junction must be forward biased,Collector-base junction must be reverse biased
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Similar Questions
The graph of the input characteristic of a common emitter amplifier is:
Medium
View SolutionIn a transistor amplifier,the base-emitter junction is forward-biased and the collector-emitter junction is reverse-biased. The current gain is defined as:
In a common emitter transistor amplifier,the resistance of the collector is $3 \ k\Omega$. If the current amplification factor is $100$ and the base resistance is $2 \ k\Omega$,then the power gain of the transistor is:
An $npn$ transistor operates as a common emitter amplifier,with a power gain of $60\, dB$. The input circuit resistance is $100\,\Omega$ and the output load resistance is $10\, k\Omega$. The common emitter current gain $\beta$ is:
DifficultJEE MAIN 2019
View SolutionIn an $n-p-n$ transistor,
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