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 102dB 49dB 51dB 98dB 102dB 49dB 51dB 98dB ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The collector characteristics of a common - emitter connected transistor may be used to find its input resistance. base current. output resistance . voltage gain. input resistance. base current. output resistance . voltage gain. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics Electron mobility is defined as Diffusion velocity per unit field None of these the movement of electrons Drift velocity per unit field Diffusion velocity per unit field None of these the movement of electrons Drift velocity per unit field ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics Generally, the gain of a transistor amplifier falls at high frequencies due to the Internal Capacitance of the device Coupling capacitor at the input Skin effect Coupling capacitor at the output Internal Capacitance of the device Coupling capacitor at the input Skin effect Coupling capacitor at the output ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics In a loaded zener regulator, which is the largest current? Series current. None of these Zener current. Load current. Series current. None of these Zener current. Load current. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics A JFET can operate in depletion and enhancement mode only. depletion mode only. none of these. enhancement mode only. depletion and enhancement mode only. depletion mode only. none of these. enhancement mode only. ANSWER DOWNLOAD EXAMIANS APP
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