Physics · 2019
JEE Main · 10 April 2019, Shift 1 · Q27
An npn transistor operates as a common emitter amplifier, with a power gain of 60 dB. The input circuit resistance is 100 Ω and the output load…
An npn transistor operates as a common emitter amplifier, with a power gain of $\displaystyle 60$ dB . The input circuit resistance is $\displaystyle 100 \Omega$ and the output load resistance is $\displaystyle 10 \mathrm{k} \Omega$. The common emitter current gain $\displaystyle \beta$ is :
Official answer
(3)
$\displaystyle 10^2$
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JEE Main 2019 Physics question, with the answer from NTA’s final answer key. Where our answers come from.