First slide

Transistor

Question

In a transistor amplifier β=62, $R_{L} = 5000 Ω$ and input resistance of the transistor is $500 Ω$ . Its power amplification will be

Moderate

Solution

power amplification $= β^{2} (\frac{R_{L}}{R_{i}}) = {(62)}^{2} \times \frac{5000}{500} = 38440$

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