Analog Electronics The Barkhausen criterion for an oscillator Both A and C The phase of a feedback signal with respect to input should be 0° or 360° Loop gain should be less than unity Loop gain should be unity Both A and C The phase of a feedback signal with respect to input should be 0° or 360° Loop gain should be less than unity Loop gain should be unity ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The load voltage is approximately constant when a zener diode is unbiased. operating in breakdown region. forward biased. reverse biased. unbiased. operating in breakdown region. forward biased. reverse biased. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics A voltage regulator is a circuit which maintains constant DC output voltage inspite of the fluctu None of these smoothed the AC variation in DC output voltage. converts the AC voltage to DC voltage. maintains constant DC output voltage inspite of the fluctu None of these smoothed the AC variation in DC output voltage. converts the AC voltage to DC voltage. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The typical input stage of an opamp has a single - ended input and single-ended output. differential input and single - ended output. differential input and differential output. single - ended input and differential output. single - ended input and single-ended output. differential input and single - ended output. differential input and differential output. single - ended input and differential output. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics Increasing the collector supply voltage will increase None of these emitter current. base current. collector current. None of these emitter current. base current. collector current. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics Which of following is the point of reference JFET? Source. Gate. None of above. Drain. Source. Gate. None of above. Drain. ANSWER DOWNLOAD EXAMIANS APP
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