Analog Electronics In all base driver amplifiers ac collector voltage is in phase with ac base voltage ac collector voltage is 180° out of phase with ac base voltage ac emitter voltage is 180° out of phase with ac base voltage None of these ac collector voltage is in phase with ac base voltage ac collector voltage is 180° out of phase with ac base voltage ac emitter voltage is 180° out of phase with ac base voltage None of these ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics Which of the following is expected to have highest input impedance? JEFT amplifier. Common collector bipolar transistor CE bipolar transistor. MOSFET. JEFT amplifier. Common collector bipolar transistor CE bipolar transistor. MOSFET. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics If the collector resistor is open, the collector voltage is unchanged. unknown. low. high. unchanged. unknown. low. high. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics The collector current is 1.5 mA. If the current gain is 50, the base current is 3 mA. 30 µA. 3 µA. 150 µA. 3 mA. 30 µA. 3 µA. 150 µA. ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics What is an energy gap? Energy level at which an electron can exist None of these Space between two orbital shells Energy band in which electrons can move freely Energy level at which an electron can exist None of these Space between two orbital shells Energy band in which electrons can move freely ANSWER DOWNLOAD EXAMIANS APP
Analog Electronics Pinch-off voltage in a JFET is the gate to source voltage that gives zero drain current. the gate to source voltage that gives unity drain current. the drain voltage that gives zero drain current. the drain voltage that gives infinite drain current. the gate to source voltage that gives zero drain current. the gate to source voltage that gives unity drain current. the drain voltage that gives zero drain current. the drain voltage that gives infinite drain current. ANSWER DOWNLOAD EXAMIANS APP
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