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? 2 43891 3 43922 None of these 2 43891 3 43922 None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for resistance in a parallel circuit? The total resistance in a parallel circuit is equal to the average value of the individual resistances None of these The total resistance is equal to the sum of the individual resistances in a parallel circuit. The total resistance of a parallel circuit is equal to the total voltage The total resistance of a parallel circuit is always less than the value of the smallest resistance The total resistance in a parallel circuit is equal to the average value of the individual resistances None of these The total resistance is equal to the sum of the individual resistances in a parallel circuit. The total resistance of a parallel circuit is equal to the total voltage The total resistance of a parallel circuit is always less than the value of the smallest resistance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A circuit has two different voltage sources that are connected in a series-aiding form. If the sources are rated at 6 V and 9 V, what is the total source voltage? 15 V 8 V 7.5 V None of these 16 V 15 V 8 V 7.5 V None of these 16 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A dielectric material is: a good conductor a poor conductor of electrostatic fields a good conductor of magnetic fields a good insulator None of these a good conductor a poor conductor of electrostatic fields a good conductor of magnetic fields a good insulator None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A low-pass filter: reduces the level of all frequencies by a significant amount has no effect on ac signals passes lower-frequency signals and reduces higher-frequency signals passes higher-frequency signals and reduces lower-frequency signals None of these reduces the level of all frequencies by a significant amount has no effect on ac signals passes lower-frequency signals and reduces higher-frequency signals passes higher-frequency signals and reduces lower-frequency signals None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Thevenin theorem replaces a complicated circuit facing a load by an Ideal voltage source and series resistor Ideal voltage source and parallel resistor Ideal current source and parallel resistor Ideal current source and series resistor None of these Ideal voltage source and series resistor Ideal voltage source and parallel resistor Ideal current source and parallel resistor Ideal current source and series resistor None of these ANSWER DOWNLOAD EXAMIANS APP
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