Electronic Principles What is the inductive reactance of a 2-H coil operating at 60 Hz? 754 Ohm 120 Ohm 60 Ohm None of these 30 Ohm 754 Ohm 120 Ohm 60 Ohm None of these 30 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The secondary voltage for a certain power transformer is twice the voltage applied to the primary. The current flowing in the secondary winding will be: No more than 10% less than the primary current Same as the primary current Twice the primary current One-half the primary current None of these No more than 10% less than the primary current Same as the primary current Twice the primary current One-half the primary current 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? None of these 34.4 mA 28.4 mA 68.4 mA 24.2 mA None of these 34.4 mA 28.4 mA 68.4 mA 24.2 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the phase shift between total current and voltage, if 100 ohm resistor connected in parallel with an inductor that has a reactance of 200W? 0 degree 26.6 degree 180 degree None of these 90 degree 0 degree 26.6 degree 180 degree None of these 90 degree 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 100 Ohm Less than 1 Ohm 628 Ohm None of these 444 Ohm 100 Ohm Less than 1 Ohm 628 Ohm None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for voltage in a series circuit? None of these The total voltage is equal to the sum of the individual voltages in a series circuit The total voltage in a series circuit is always less than the value of the smallest voltage The total voltage in a series circuit is equal to the average value of the individual voltages The total voltage of a series circuit is equal to the total current divided by the total resistance None of these The total voltage is equal to the sum of the individual voltages in a series circuit The total voltage in a series circuit is always less than the value of the smallest voltage The total voltage in a series circuit is equal to the average value of the individual voltages The total voltage of a series circuit is equal to the total current divided by the total resistance ANSWER DOWNLOAD EXAMIANS APP
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