AP EAMCET · PHYSICS · Semiconductors
The current gain of a transistor in common emitter configuration is 80 . The resistances in collector and base sides of the circuit are \(5 \Omega\) and \(1 \mathrm{k} \Omega\) respectively. If the input voltage is 2 mV , the output voltage is
- A 4 V
- B 0.4 V
- C 0.8 V
- D 8 V
Answer & Solution
Correct Answer
(C) 0.8 V
Step-by-step Solution
Detailed explanation
\(\begin{aligned} & \text { } \beta=80, \mathrm{R}_{\mathrm{c}}=5 \mathrm{k} \Omega, \mathrm{R}_{\mathrm{B}}=1 \mathrm{k} \Omega \\ & \mathrm{~V}_{\mathrm{I}}=2 \mathrm{mV} \end{aligned}\) Now,…
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