Analog Electronics The Barkhausen criterion for an oscillator Both A and C Loop gain should be less than unity Loop gain should be unity The phase of a feedback signal with respect to input should be 0° or 360° Both A and C Loop gain should be less than unity Loop gain should be unity The phase of a feedback signal with respect to input should be 0° or 360° ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics A diode (p-n junction) when reverse biased act as Zener diode On Switch Capacitor Off Switch Zener diode On Switch Capacitor Off Switch ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The reverse saturation electric current of a pn junction varies with temperature (T) as independent of T. T. T2. 1 / T. independent of T. T. T2. 1 / T. 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 Large electric current flow of a BJT occurs in collector. in base. through emitter-collector in emitter. in collector. in base. through emitter-collector in emitter. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics When the pn junction is forward biased the sequence of events that take place are injection, diffusion and recombination. none of above. diffusion, injection and drift. diffusion, drift and recombination. injection, diffusion and recombination. none of above. diffusion, injection and drift. diffusion, drift and recombination. ANSWER DOWNLOAD EXAMIANS APP
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