Electronic Principles Which one of the following statements is true for the voltage in a parallel RC circuit? The total voltage leads the total current by less than 90 degree None of these The voltage always has the same amplitude and phase for every part of the circuit The total voltage is less than the sum of the voltages across the resistance and capacitance The total voltage is equal to the sum of the voltages across the resistance and capacitance The total voltage leads the total current by less than 90 degree None of these The voltage always has the same amplitude and phase for every part of the circuit The total voltage is less than the sum of the voltages across the resistance and capacitance The total voltage is equal to the sum of the voltages across the resistance and capacitance 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 None of these 180 degree 75 degree 30 degree 45 degree None of these 180 degree 75 degree 30 degree 45 degree ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the inductive reactance of a 2-H coil operating at 60 Hz? 60 Ohm None of these 754 Ohm 120 Ohm 30 Ohm 60 Ohm None of these 754 Ohm 120 Ohm 30 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A dielectric material is: a good conductor a good insulator None of these a poor conductor of electrostatic fields a good conductor of magnetic fields a good conductor a good insulator None of these a poor conductor of electrostatic fields a good conductor of magnetic fields 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? 24.2 mA 68.4 mA 28.4 mA None of these 34.4 mA 24.2 mA 68.4 mA 28.4 mA None of these 34.4 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If a load resistance is 1 kW, a stiff voltage source has a resistance of less than 10 Ohm None of these Less than 100 k Ohm More than 100 k Ohm At least 10 Ohm less than 10 Ohm None of these Less than 100 k Ohm More than 100 k Ohm At least 10 Ohm ANSWER DOWNLOAD EXAMIANS APP
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