Analog Electronics The cascade amplifier is a multistage configuration of CC-CB CE-CB CE-CC CB-CC CC-CB CE-CB CE-CC CB-CC ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics An amplifier without feedback has a voltage gain of 50,input resistance os 1 KΩ & Output resistance of 2.5KΩ.The input resistance of the current shunt negative feedback amplifier using the above amplifier with a feedbacik factor of 0.2 is 1/11KΩ 1/5KΩ 5KΩ 11KΩ 1/11KΩ 1/5KΩ 5KΩ 11KΩ ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics When a reverse bias is applied to a diode, it will lower the potential barrier. none of these. raise the potential barrier. increases the majority carrier an electric current greatly. lower the potential barrier. none of these. raise the potential barrier. increases the majority carrier an electric current greatly. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The input impedance of the base of an emitter follower is usually high. shorted to ground. open. low. high. shorted to ground. open. low. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics For a transistor amplifier with self- biasing network, the following components are used: R1 = 4 KΩ, R2 = 4 KΩ and RE = 1 KΩ, the approximate value of stability factor will be 2. 4. 3. 1.5. 2. 4. 3. 1.5. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The expression for frequency of oscillations of a RC phase shift oscillator is f = 1 / (2π RC√6) f = 1 / (2π√R(C1 + C2)) f = 1 / (2π√RC) None of these f = 1 / (2π RC√6) f = 1 / (2π√R(C1 + C2)) f = 1 / (2π√RC) None of these ANSWER DOWNLOAD EXAMIANS APP