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For a class-A power amplifier supply dc voltage is 12 V...

This question belongs to Electronics And Communications Engineering Analog Electronics
Analog Electronics
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For a class-A power amplifier, supply dc voltage is ± 12 V, the quiescent collector current is 72 mA and the load resistance is 100 Ω. If the output voltage across the load is 12 V peak-to-peak, the efficiency of the amplifier is (neglect the loss occurring in the biasing resistors):

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Correct Answer: Option B
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