Electronic Principles Suppose the peak value of a sinusoidal voltage is 50 V. What is the rms value? 35.4 V 37.4 V 38.74 V None of these 30.4 V 35.4 V 37.4 V 38.74 V None of these 30.4 V 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 either the resistance or capacitive reactance but less than their sum 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 equal to 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 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 equal to the sum of the resistance and capacitive reactance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for the currents in a parallel RL circuit? None of these The total current leads the total voltage by less than 90 The current always has the same amplitude and phase for every part of the circuit The total current is equal to the sum of the currents through the resistance and inductance The total current is less than the sum of the currents through the resistance and inductance None of these The total current leads the total voltage by less than 90 The current always has the same amplitude and phase for every part of the circuit The total current is equal to the sum of the currents through the resistance and inductance The total current is less than the sum of the currents through the resistance and inductance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Waveforms are graphs that show: the passage of time on the vertical axis and amplitude on the horizontal axis frequency on the vertical axis and amplitude on the horizontal axis amplitude on the vertical axis and the passage of time on the horizontal axis amplitude on the vertical axis and frequency on the horizontal axis None of these the passage of time on the vertical axis and amplitude on the horizontal axis frequency on the vertical axis and amplitude on the horizontal axis amplitude on the vertical axis and the passage of time on the horizontal axis amplitude on the vertical axis and frequency on the horizontal axis None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles An unloaded zener regulator has a source voltage of 20 V, a series resistance of 330 W, and a zener voltage of 12 V, What is the Zener current? 28.4 mA None of these 34.4 mA 24.2 mA 68.4 mA 28.4 mA None of these 34.4 mA 24.2 mA 68.4 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the inductive reactance of a 0.1-H coil that is operating at 1000 Hz? 444 Ohm Less than 1 Ohm None of these 100 Ohm 628 Ohm 444 Ohm Less than 1 Ohm None of these 100 Ohm 628 Ohm ANSWER DOWNLOAD EXAMIANS APP
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