Electronic Principles Which one of the following statements is true for the voltages in a series RL circuit? The voltage always has the same amplitude and phase for every part of the circuit The total voltage lags the total current by less than 90 The total voltages is equal to the sum of the voltages across the resistance and inductance None of these The total voltage is less than the sum of the voltages across the resistance and inductance The voltage always has the same amplitude and phase for every part of the circuit The total voltage lags the total current by less than 90 The total voltages is equal to the sum of the voltages across the resistance and inductance None of these The total voltage is less than the sum of the voltages across the resistance and inductance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the inductive reactance of a 2-H coil operating at 60 Hz? None of these 60 Ohm 30 Ohm 120 Ohm 754 Ohm None of these 60 Ohm 30 Ohm 120 Ohm 754 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following devices is most often used for measuring opposition to current flow in a circuit? Ammeter None of these Ohmmeter Wattmeter Voltmeter Ammeter None of these Ohmmeter Wattmeter Voltmeter 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 More than 100 k Ohm Less than 100 k Ohm None of these At least 10 Ohm less than 10 Ohm More than 100 k Ohm Less than 100 k Ohm None of these At least 10 Ohm 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 None of these 34.4 mA 28.4 mA 24.2 mA 68.4 mA None of these 34.4 mA 28.4 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The rotating coil of wire in an electric motor is called the: armature commutator brush loop None of these armature commutator brush loop None of these ANSWER DOWNLOAD EXAMIANS APP
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