A class “A” amplifier has a DC Supply power of 1 W, the maximum output power available from this amplifier is 200 mW. Calculate: The efficiency for this amplifier. If the input power is increased from part “a” such that it results in the clipping in the positive cycle of the output waveform then clearly identify the reason for this performance.

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A: Note: As per rule we are allowed to solve 3 sub parts.

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Q: approximation

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A:

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A: