Silambarasan physics Asked a Question
December 9, 2021 6:46 pmpts 10 pts
An RC network produces a phase shift of 30. How many such RG networks should be cascaded together and connected ioacommon emitter amplifier so thaf the final circuit behaves as an oscillator ? (B) 6 (A) 3 (C) 9 (D) 12
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  • Swapnadeep goswami Best Answer
    According to Barkhausen criterion,total phase shift should be 360° or equivalent to 360° or 0°,now by default common emitter amplifier provides a phase shift of 180° ,so to achieve...
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