Science, asked by shikhasinha39, 4 months ago

Which power amplifier has maximum efficiency for a

given input power and why ?

Answers

Answered by Braɪnlyємρєяσя

1

Explanation:

Where Idc is the average current drawn from the supply VCC . Since, the transistor is on for alternating half-cycles, it effectively acts as a half-wave rectifier . Thus, the maximum collector efficiency of class B power amplifier is 78.5% .

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