Electronic Principles What is the capacitive reactance of a 0.1 micro F capacitor that is operating at 1000 Hz? 1590 Ohm None of these less than 1 Ohm 690 Ohm 312 Ohm 1590 Ohm None of these less than 1 Ohm 690 Ohm 312 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The knee voltage of a diode is approximately equal to the Forward voltage Breakdown voltage None of these Barrier potential Applied voltage Forward voltage Breakdown voltage None of these Barrier potential Applied voltage ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Most AC power is obtained from: batteries generators oscillators lightning None of these batteries generators oscillators lightning None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A transistor has a current gain of 125 and a base current of 30 µA. What is the collector current? 3.75 mA 3.2 mA 0.05 mA None of these 13 mA 3.75 mA 3.2 mA 0.05 mA None of these 13 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for the currents in a parallel RL circuit? The total current leads the total voltage by less than 90 None of these The total current is less than the sum of the currents through the resistance and inductance The total current is equal to the sum of the currents through the resistance and inductance The current always has the same amplitude and phase for every part of the circuit The total current leads the total voltage by less than 90 None of these The total current is less than the sum of the currents through the resistance and inductance The total current is equal to the sum of the currents through the resistance and inductance The current always has the same amplitude and phase for every part of the circuit ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose the zener diode has a breakdown voltage of 10 V and zener resistance of 8.5 W, what is the additional voltage when the current is 20 mA? 20 V 10.17 V 0.17 V 18.8 V None of these 20 V 10.17 V 0.17 V 18.8 V None of these ANSWER DOWNLOAD EXAMIANS APP
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