Analog Electronics If the base supply voltage increase, the Q point moves down. nowhere. up. off the load line. down. nowhere. up. off the load line. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics Three identical amplifiers with each one having a voltage gain of 50,input resistance of 1KΩ & output resistance of 250, are cascaded. The open circuit voltage gain of combined amplifier is 98dB 51dB 49dB 102dB 98dB 51dB 49dB 102dB ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics Voltage Series (feedback also called series-shunt feedback) results in Increase in both input & output impedances Increase in input impedance & decreases in output impedance Decreases in both input & output impedances Decrease in input impedance & increase in output impedance Increase in both input & output impedances Increase in input impedance & decreases in output impedance Decreases in both input & output impedances Decrease in input impedance & increase in output impedance ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The collector characteristics of a common - emitter connected transistor may be used to find its output resistance . voltage gain. input resistance. base current. output resistance . voltage gain. input resistance. base current. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The input stage of an op amp is usually a CE amplifier. swamped amplifier. class B push-pull amplifier. differential amp. CE amplifier. swamped amplifier. class B push-pull amplifier. differential amp. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics When a junction diode is Reverse Biased then diode acts like ....................... Close switch An open switch None of these Short switch Close switch An open switch None of these Short switch ANSWER DOWNLOAD EXAMIANS APP
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