Electronic Principles A current source has an internal resistance of 100 kW. What is the largest load resistance if the current source must appear stiff? 2 k Ohm 20 k Ohm 10 k Ohm 1 k Ohm None of these 2 k Ohm 20 k Ohm 10 k Ohm 1 k Ohm None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The direction of conventional current flow is: from left to right from positive to negative None of these from neutral to positive from negative to positive from left to right from positive to negative None of these from neutral to positive from negative to positive ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When a parallel RLC circuit is operating at its resonant frequency: inductive reactance is greater than the capacitive reactance inductive reactance is equal to the capacitive reactance None of these the difference between inductive and capacitive reactance is equal to the resistance capacitive reactance is greater than the inductive reactance inductive reactance is greater than the capacitive reactance inductive reactance is equal to the capacitive reactance None of these the difference between inductive and capacitive reactance is equal to the resistance capacitive reactance is greater than the inductive reactance 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? 28.4 mA None of these 24.2 mA 34.4 mA 68.4 mA 28.4 mA None of these 24.2 mA 34.4 mA 68.4 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The rise time of a pulse waveform is the time required for the voltage to rise: None of these from zero to its peak value from zero to its rms value from 10% of the peak value to 70.7% of the peak value from 10% of the peak value to 90% of the peak value None of these from zero to its peak value from zero to its rms value from 10% of the peak value to 70.7% of the peak value from 10% of the peak value to 90% of the peak value 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? None of these 0 degree 26.6 degree 90 degree 180 degree None of these 0 degree 26.6 degree 90 degree 180 degree ANSWER DOWNLOAD EXAMIANS APP
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