BJT and FET Frequency Response – 20

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20. An amplifier rated at 30-W output is connected to a 5- speaker. Calculate the input power required for full power output if the power gain is 20 dB.

(a) 3 mW
(b) 30 mW
(c) 300 mW
(d) 3 W

Answer
Answer : (c)
Explanation
Explanation : No answer description available for this question. Let us discuss.
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