Analog Electronics What is true about the breakdown voltage in a zener diode? It decreases when electric current increases. It equals the electric current times the resistance. It is approximately constant. It destroys the diode. It decreases when electric current increases. It equals the electric current times the resistance. It is approximately constant. It destroys the diode. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics Large electric current flow of a BJT occurs in collector. in emitter. in base. through emitter-collector in collector. in emitter. in base. through emitter-collector ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The feedback factor of a Wien bridge oscillator using Op-Amp is 1/4 1/3 1 1/2 1/4 1/3 1 1/2 ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics An amplifier using an opamp with slew rate SR=1v/µsec has a gain of 40db.if this amplifier has to faithfully amplify sinusoidal signals from dc to 20 KHz without introducing any slew-rate induced distortion, then the input signal level must not exceed 79.5 mV 795mV 395mV 39.5mV 79.5 mV 795mV 395mV 39.5mV ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics If the emitter resistance decreases, the Q point moves up. Q point stays where it is. current gain increases. collector current decreases. Q point moves up. Q point stays where it is. current gain increases. collector current decreases. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The CE amplifier circuit are preferred over CB amplifier circuit because they have none of these. larger amplification factor. high input resistance and low output resistance. lower amplification factor. none of these. larger amplification factor. high input resistance and low output resistance. lower amplification factor. ANSWER DOWNLOAD EXAMIANS APP
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