Electronic Principles Which one of the following properties of a magnetic circuit can be directly compared to resistance in an electrical circuit? Reluctance There is no valid comparison Permeance Retentivity Permeability Reluctance There is no valid comparison Permeance Retentivity Permeability 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? 4.73 24 V 0.4 V 600 V None of these 4.73 24 V 0.4 V 600 V None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles As the temperature increases, the current gain decreases contant can be any of the above increases None of these decreases contant can be any of the above increases None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for the impedance of a series RC circuit? None of these The impedance is greater than either the resistance or capacitive reactance but less than their sum The impedance is greater than the sum of the resistance and capacitive reactance 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 either the resistance or capacitive reactance but less than their sum The impedance is greater than the sum of the resistance and capacitive reactance 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 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the phase shift between total current and voltage in the circuit of a 100 ohm resistor connected in parallel with a capacitor that has a reactance of 100 ohm 30 degree 75 degree 180 degree 45 degree None of these 30 degree 75 degree 180 degree 45 degree None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A transformer has a primary voltage of 120 V rms and a secondary voltage of 25 V rms. If the secondary current is 1A rms, what is the primary current? None of these 208 mA 300 mA 7.8 mA 200 mA None of these 208 mA 300 mA 7.8 mA 200 mA ANSWER DOWNLOAD EXAMIANS APP
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