A npn transistor |Semiconductor Electronics|JEE MAIN 2019

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Question

A 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 $10 \mathrm{k} \Omega$. The common emitter current gain $\beta$ is:

Select the correct option:

A

$10^4$

B

$6 \times 10^2$

C

$10^2$

D

60

✓ Correct! Well done.

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