Electronic Principles A transistor has how many doped regions? 2 1 4 None of these 3 2 1 4 None of these 3 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for the impedance of a series RC circuit? The impedance is less than the sum of the resistance and capacitive reactance None of these The impedance is greater than the sum of the resistance and capacitive reactance The impedance is greater than either the resistance or capacitive reactance but less than their sum The impedance is equal to the sum of the resistance and capacitive reactance The impedance is less than the sum of the resistance and capacitive reactance None of these The impedance is greater than the sum of the resistance and capacitive reactance The impedance is greater than either the resistance or capacitive reactance but less than their sum The impedance is equal to the sum of the resistance and capacitive reactance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The graph of current gain versus collector current indicates that the current gain varies enormously is contant varies slightly None of these equals the collector current divided by the base current varies enormously is contant varies slightly None of these equals the collector current divided by the base current ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A certain electromagnet has 1000 turns of wire. How much current must flow through the coil in order to generate an mmf of 100 ampere-turns? 0.1 A 0.41666666666667 None of these 1000 A 100 A 0.1 A 0.41666666666667 None of these 1000 A 100 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Current and voltage are said to be in phase when: their waveforms are both ac or both dc they have the same amplitude and frequency their waveforms cross through zero and reach positive and negative peaks at the same time All of these None of these their waveforms are both ac or both dc they have the same amplitude and frequency their waveforms cross through zero and reach positive and negative peaks at the same time All of these None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following kinds of materials has the lowest permeability? A diamagnetic material All of these A feiTomagnetic material A paramagnetic material None of these A diamagnetic material All of these A feiTomagnetic material A paramagnetic material None of these ANSWER DOWNLOAD EXAMIANS APP
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