Electronic Principles What is the turns ratio of a power transformer that shows 50 V at its secondary winding when you apply 150 V to its primary winding? 2 43891 None of these 43922 3 2 43891 None of these 43922 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 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 None of these 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 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 None of these 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 If N1/N2 = 2, and the primary voltage is 120 V, what is the secondary voltage? 0 V None of these 60 V 40 V 36 V 0 V None of these 60 V 40 V 36 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles As the temperature increases, the current gain contant decreases None of these increases can be any of the above contant decreases None of these increases can be any of the above ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following properties of a magnetic circuit can be directly compared to resistance in an electrical circuit? Permeance There is no valid comparison Permeability Retentivity Reluctance Permeance There is no valid comparison Permeability Retentivity Reluctance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose a voltage source has an ideal voltage of 12V and an internal resistance of 0.5W. For what values of load resistance will the voltage source appear stiff? None of these 5 Ohm 50 Ohm or more 6 Ohm 100 Ohm None of these 5 Ohm 50 Ohm or more 6 Ohm 100 Ohm ANSWER DOWNLOAD EXAMIANS APP
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