Electronic Principles Thevenin theorem replaces a complicated circuit facing a load by an Ideal current source and parallel resistor None of these Ideal voltage source and series resistor Ideal voltage source and parallel resistor Ideal current source and series resistor Ideal current source and parallel resistor None of these Ideal voltage source and series resistor Ideal voltage source and parallel resistor Ideal current source and series resistor 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? 90 degree 0 degree None of these 180 degree 26.6 degree 90 degree 0 degree None of these 180 degree 26.6 degree ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles An intrinsic semiconductor has some holes in it at room temperature. What causes these holes? None of these Free electrons Valence electrons Doping Thermal energy None of these Free electrons Valence electrons Doping Thermal energy ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for resistance in a parallel circuit? The total resistance of a parallel circuit is always less than the value of the smallest resistance The total resistance of a parallel circuit is equal to the total voltage None of these The total resistance is equal to the sum of the individual resistances in a parallel circuit. The total resistance in a parallel circuit is equal to the average value of the individual resistances The total resistance of a parallel circuit is always less than the value of the smallest resistance The total resistance of a parallel circuit is equal to the total voltage None of these The total resistance is equal to the sum of the individual resistances in a parallel circuit. The total resistance in a parallel circuit is equal to the average value of the individual resistances ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles For a pure capacitor: ac current lags the voltage by 90 degree ac current leads the voltage by 90 degree None of these ac current is converted to dc voltage ac current and voltage are exactly in phase ac current lags the voltage by 90 degree ac current leads the voltage by 90 degree None of these ac current is converted to dc voltage ac current and voltage are exactly in phase ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A real voltage source has A large internal resistance None of these Zero internal resistance Infinite internal resistance A small internal resistance A large internal resistance None of these Zero internal resistance Infinite internal resistance A small internal resistance ANSWER DOWNLOAD EXAMIANS APP
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