Analog Electronics The input voltage to an emitter follower is usually equal to the supply voltage. less than the generator voltage. greater than the generator voltage. equal to the generator voltage. equal to the supply voltage. less than the generator voltage. greater than the generator voltage. equal to the generator voltage. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The universal bias stabilization circuit is the most popular because its β sensitivity is low . voltage divider is heavily loaded by transistor base . IC equals to IE. IC does not depend on transistor characteristic. its β sensitivity is low . voltage divider is heavily loaded by transistor base . IC equals to IE. IC does not depend on transistor characteristic. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics What is the input impedance of a common-gate configured JFET? Very low. Low. High. Very high. Very low. Low. High. Very high. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics Voltage Series (feedback also called series-shunt feedback) results in Decreases in both input & output impedances Increase in both input & output impedances Decrease in input impedance & increase in output impedance Increase in input impedance & decreases in output impedance Decreases in both input & output impedances Increase in both input & output impedances Decrease in input impedance & increase in output impedance Increase in input impedance & decreases in output impedance ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics An npn BJT has gm=38mA/v, cµ =10¯14 F, cπ =10¯13F and DC current gain β0=90.For this transistor fT & fβ are fT =1.47 x 1010 Hz & fβ = 1.33 x 1012 Hz fT =1.47 x 1010 Hz & fβ = 1.64 x 108 Hz fT =1.64 x 108 Hz & fβ = 1.47 x 1010 Hz fT =1.33 x 1012 Hz & fβ = 1.47 x 1010 Hz fT =1.47 x 1010 Hz & fβ = 1.33 x 1012 Hz fT =1.47 x 1010 Hz & fβ = 1.64 x 108 Hz fT =1.64 x 108 Hz & fβ = 1.47 x 1010 Hz fT =1.33 x 1012 Hz & fβ = 1.47 x 1010 Hz ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics A D - MOSFET can operate in the low - impedance. enhancement - mode only. depletion - mode only . depletion - mode or enhancement - mode. low - impedance. enhancement - mode only. depletion - mode only . depletion - mode or enhancement - mode. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS