Electronic Principles Suppose the zener diode has a breakdown voltage of 10 V and zener resistance of 8.5 W, what is the additional voltage when the current is 20 mA? 18.8 V None of these 0.17 V 10.17 V 20 V 18.8 V None of these 0.17 V 10.17 V 20 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose the peak value of a sinusoidal voltage is 50 V. What is the rms value? 30.4 V 38.74 V None of these 35.4 V 37.4 V 30.4 V 38.74 V None of these 35.4 V 37.4 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the inductive reactance of a 0.1-H coil that is operating at 1000 Hz? 100 Ohm None of these Less than 1 Ohm 444 Ohm 628 Ohm 100 Ohm None of these Less than 1 Ohm 444 Ohm 628 Ohm 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 180 degree 45 degree 75 degree None of these 30 degree 180 degree 45 degree 75 degree None of these 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? Reluctance Permeance Retentivity There is no valid comparison Permeability Reluctance Permeance Retentivity There is no valid comparison Permeability ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements regarding ac circuits is correct? Current lags the voltage through a resistor Current and voltages are in phase through a resistor None of these Current leads the voltage through a resistor All of these Current lags the voltage through a resistor Current and voltages are in phase through a resistor None of these Current leads the voltage through a resistor All of these ANSWER DOWNLOAD EXAMIANS APP
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