Analog Electronics In a differential amplifier, the CMRR is limited mostly by the supply voltages . tolerance of the resistors. gain - bandwidth product. CMRR of the opamp. supply voltages . tolerance of the resistors. gain - bandwidth product. CMRR of the opamp. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The current gain of a bipolar transistor drops at high frequencies because of The early effect High current effects in the base Transistor capacitances Parasitic inductive elements The early effect High current effects in the base Transistor capacitances Parasitic inductive elements ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics When the two input terminals of a differential amplifier are grounded the base currents are equal. the ac output voltage is zero. the collector currents are equal. an output error voltage usually exists. the base currents are equal. the ac output voltage is zero. the collector currents are equal. an output error voltage usually exists. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The CE amplifier circuit are preferred over CB amplifier circuit because they have lower amplification factor. none of these. high input resistance and low output resistance. larger amplification factor. lower amplification factor. none of these. high input resistance and low output resistance. larger amplification factor. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics Assume that diode D1, D2 in figure are ideal diodes. The value of current is mcq-diagram 1 mA. 2 mA. 0 mA. 0.5 mA. 1 mA. 2 mA. 0 mA. 0.5 mA. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The following relationship between α and β are correct except β = α / (1 - α). α = β / (1 - β). α = β / (1 + β). 1 - α = 1 / (1 + β). β = α / (1 - α). α = β / (1 - β). α = β / (1 + β). 1 - α = 1 / (1 + β). ANSWER DOWNLOAD EXAMIANS APP
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