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What are the effects on the output voltage if the Collector resistance increases in a Collector feedback configuration?(a) Not much effect(b) Bias voltage reduces(c) Bias voltage increases(d) Bias voltage doublesThis question was posed to me during an interview for a job.The query is from Collector Feedback Configuration topic in division Transistor Biasing and Low Frequencies of Analog Circuits

Answer»

Right answer is (a) Not much effect

Easy EXPLANATION: The increase in COLLECTOR resistance doesn’t have much IMPACT on the output voltage SINCE the BIAS voltage is kept stable by the feedback operation. After all, one of the important applications of feedback is increasing stability and the output voltage is kept stable by this configuration.



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