Analog Electronics The emitter of the transistor is doped none of these moderately. heavily. lightly. none of these moderately. heavily. lightly. 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 What will happen if doping of an intrinsic semiconductor with pentavalent impurity atom ? Fermi level not change Fermi level raises Fermi level fall None of these Fermi level not change Fermi level raises Fermi level fall None of these ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics When there is no base current in a transistor switch, the output voltage from the transistor is high. unknown. unchanged. low. high. unknown. unchanged. low. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics In all base driver amplifiers ac emitter voltage is 180° out of phase with ac base voltage ac collector voltage is 180° out of phase with ac base voltage ac collector voltage is in phase with ac base voltage None of these ac emitter voltage is 180° out of phase with ac base voltage ac collector voltage is 180° out of phase with ac base voltage ac collector voltage is in phase with ac base voltage None of these ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The input impedance of the base of an emitter follower is usually shorted to ground. high. open. low. shorted to ground. high. open. low. ANSWER DOWNLOAD EXAMIANS APP
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