Electronic Principles The transistor has a collector current of 10 mA and a base current of 40 mA. What is the current gain of the transistor? 0.25 µA 300 µA None of these 250 µA 350 µA 0.25 µA 300 µA None of these 250 µA 350 µA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When operating below its resonant frequency, a parallel RLC circuit has the characteristics of a: None of these purely resistive circuit parallel RLC circuit operated above its resonant frequency parallel RL circuit parallel RC circuit None of these purely resistive circuit parallel RLC circuit operated above its resonant frequency parallel RL circuit parallel RC circuit ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for the currents in a series RC circuit? The total current is less than the sum of the currents for the resistance and capacitance The total current is greater than the sum of the currents for the resistance and capacitance The current always has the same amplitude and phase for every part of the circuit None of these The total current is equal to the sum of the currents for the resistance and capacitance The total current is less than the sum of the currents for the resistance and capacitance The total current is greater than the sum of the currents for the resistance and capacitance The current always has the same amplitude and phase for every part of the circuit None of these The total current is equal to the sum of the currents for the resistance and capacitance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A power transformer steps 100 V down to 10 V. If the current in its primary winding is 2 A, what is the current in the secondary winding? 50 A None of these 0.20833333333333 20 A 50 A None of these 0.20833333333333 20 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles In a pure inductor: ac current is converted to dc voltage ac current and voltage are exactly in phase ac current leads the voltage by 90 degree ac current lags the voltage by 90 degree None of these ac current is converted to dc voltage ac current and voltage are exactly in phase ac current leads the voltage by 90 degree ac current lags the voltage by 90 degree None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the turns ratio for the transformer specified in the above question? 10.738 0.575 None of these 1.5 0.707 10.738 0.575 None of these 1.5 0.707 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS