Analog Electronics The current gain of a bipolar transistor drops at high frequencies because of Parasitic inductive elements The early effect Transistor capacitances High current effects in the base Parasitic inductive elements The early effect Transistor capacitances High current effects in the base ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics Generally, the gain of a transistor amplifier falls at high frequencies due to the Coupling capacitor at the output 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 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 39.5mV 795mV 79.5 mV 395mV 39.5mV 795mV 79.5 mV 395mV ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics Voltage Series (feedback also called series-shunt feedback) results in Decreases in both input & output impedances Decrease in input impedance & increase in output impedance Increase in input impedance & decreases in output impedance Increase in both input & output impedances Decreases in both input & output impedances Decrease in input impedance & increase in output impedance Increase in input impedance & decreases in output impedance Increase in both input & output impedances ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics MOSFET can be used as a Voltage controlled inductors Current controlled inductor Current controlled capacitor Voltage controlled capacitor Voltage controlled inductors Current controlled inductor Current controlled capacitor Voltage controlled capacitor ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS