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 68.4 mA 28.4 mA 34.4 mA 24.2 mA None of these 68.4 mA 28.4 mA 34.4 mA 24.2 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total capacitance of a series capacitor circuit is: less than the value of the smallest capacitor equal to the source voltage divided by total current equal to the sun of the individual capacitive-reactance values equal to the sum of the individual capacitance values None of these less than the value of the smallest capacitor equal to the source voltage divided by total current equal to the sun of the individual capacitive-reactance values equal to the sum of the individual capacitance values None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If a load resistance is 1 kW, a stiff voltage source has a resistance of 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 less than 10 Ohm None of these Less than 100 k Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles At room temperature a conductor has low many holes? None of these Same number as free electrons many less than the free electrons Only those produced by thermal energy None of these Same number as free electrons many less than the free electrons Only those produced by thermal energy ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles How many types of flow are there in a semiconductor? 1 3 2 None of these 1 3 2 None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total impedance of a series RLC circuit: is maximum at the resonant frequency always increases as the applied frequency increases is minimum at the resonant frequency None of these always decreases as the applied frequency increases is maximum at the resonant frequency always increases as the applied frequency increases is minimum at the resonant frequency None of these always decreases as the applied frequency increases ANSWER DOWNLOAD EXAMIANS APP
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