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? 0.41666666666667 0.1 A 100 A None of these 1000 A 0.41666666666667 0.1 A 100 A None of these 1000 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When applying a square waveform to a capacitor, the circuit tends to: peak the voltage and round off the current waveforms peak both the voltage and current waveforms round off both the voltage and current waveforms None of these peak the current and round off the voltage waveforms peak the voltage and round off the current waveforms peak both the voltage and current waveforms round off both the voltage and current waveforms None of these peak the current and round off the voltage waveforms ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total inductance of a series inductor circuit is: equal to the source voltage divided by total current less than the value of the smallest inductor equal to the sum of the individual inductance values equal to the sum of the individual inductive-reactance values None of these equal to the source voltage divided by total current less than the value of the smallest inductor equal to the sum of the individual inductance values equal to the sum of the individual inductive-reactance values None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A certain power transformer has a turns ratio of 5. What voltage can you expect at the secondary winding when you apply 120 V to the primary winding? 24 V None of these 4.73 0.4 V 600 V 24 V None of these 4.73 0.4 V 600 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The valence electron of a copper atom experiences what kind of attraction toward the nucleus? Neutral Impossible to say None of these Strong Weak Neutral Impossible to say None of these Strong Weak ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When the collector current increases, what does the current gain do? increases any of the above decreases None of these stays the same increases any of the above decreases None of these stays the same ANSWER DOWNLOAD EXAMIANS APP
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