Electronic Principles Which one of the following phrases most accurately describes a purely capacitive circuit? Combinations of resistance and capacitive reactance provide any opposition to current flow Resistances provide the only opposition to current flow The ac voltage leads the current by 90 degree None of these Capacitive reactance provides the only opposition to current flow Combinations of resistance and capacitive reactance provide any opposition to current flow Resistances provide the only opposition to current flow The ac voltage leads the current by 90 degree None of these Capacitive reactance provides the only opposition to current flow ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the turns ratio of a power transformer that shows 50 V at its secondary winding when you apply 150 V to its primary winding? 43891 2 3 None of these 43922 43891 2 3 None of these 43922 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A device that converts mechanical into electrical energy is? solar cell chemical cell thermocouple generator None of these solar cell chemical cell thermocouple generator None of these 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? 0.4 V 600 V 24 V 4.73 None of these 0.4 V 600 V 24 V 4.73 None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following phrases most accurately describes a purely inductive circuit? Combinations of resistance and inductive reactance provide any opposition to current flow The ac voltage lags the current by 90 degree Inductive reactance provides the only opposition to current flow None of these Resistances provide the only opposition to current flow Combinations of resistance and inductive reactance provide any opposition to current flow The ac voltage lags the current by 90 degree Inductive reactance provides the only opposition to current flow None of these Resistances provide the only opposition to current flow ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total capacitive reactance of a parallel capacitor circuit is: equal to the sum of the individual capacitance values equal to the source voltage divided by total current equal to the sum of the individual capacitive-reactance values None of these less than the capacitance value of the smallest capacitor equal to the sum of the individual capacitance values equal to the source voltage divided by total current equal to the sum of the individual capacitive-reactance values None of these less than the capacitance value of the smallest capacitor ANSWER DOWNLOAD EXAMIANS APP
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