Electronic Principles If a load resistance is 1 kW, a stiff voltage source has a resistance of At least 10 Ohm Less than 100 k Ohm More than 100 k Ohm None of these less than 10 Ohm At least 10 Ohm Less than 100 k Ohm More than 100 k Ohm None of these less than 10 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A certain power transformer has a turns ratio of 5. What voltage can you expect at the secondary winding when you apply 120 V to the primary winding? 24 V 600 V None of these 0.4 V 4.73 24 V 600 V None of these 0.4 V 4.73 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true? There is no meaningful relationship between the power dissipation of a pure capacitor and its operating frequency Power dissipation of a pure capacitor decreases with operating frequency None of these All of these Power dissipation of a pure capacitor increases with operating frequency There is no meaningful relationship between the power dissipation of a pure capacitor and its operating frequency Power dissipation of a pure capacitor decreases with operating frequency None of these All of these Power dissipation of a pure capacitor increases with operating frequency ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of. the following phrases most accurately describes the nature of a pulsating dc voltage? The voltage remains at one polarity and at a steady level The voltage reverses polarity periodically The voltage causes current to flow in two directions at the same time The voltage remains at one polarity but changes value periodically None of these The voltage remains at one polarity and at a steady level The voltage reverses polarity periodically The voltage causes current to flow in two directions at the same time The voltage remains at one polarity but changes value periodically None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the smallest number of polarities required for current flow? Two - a negative terminal and a positive terminal None of these Four - two negative and two positive Three - negative, positive and neutral terminals One - a negative terminal Two - a negative terminal and a positive terminal None of these Four - two negative and two positive Three - negative, positive and neutral terminals One - a negative terminal ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The equivalent of 1 kV is: 100 mV 1000 V None of these 1.00 V 1000 mV 100 mV 1000 V None of these 1.00 V 1000 mV ANSWER DOWNLOAD EXAMIANS APP
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