Electronic Principles Suppose the peak value of a sinusoidal voltage is 50 V. What is the rms value? 38.74 V 37.4 V 35.4 V 30.4 V None of these 38.74 V 37.4 V 35.4 V 30.4 V None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total inductance of a series inductor circuit is: equal to the sum of the individual inductive-reactance values equal to the source voltage divided by total current None of these equal to the sum of the individual inductance values less than the value of the smallest inductor equal to the sum of the individual inductive-reactance values equal to the source voltage divided by total current None of these equal to the sum of the individual inductance values less than the value of the smallest inductor ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Assuming 100% efficiency, what is the power being consumed at the secondary winding of the transformer described in question 91? None of these 200 W 100 W 1000 W 20 W None of these 200 W 100 W 1000 W 20 W ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements most accurately reflects the nature of ac power? The current in an ac circuit flows in two directions at the same time The current in an ac circuit flows in one direction at a steady level None of these The current in an ac circuit flows in one direction, but changes value periodically The current in an ac circuit changes direction periodically The current in an ac circuit flows in two directions at the same time The current in an ac circuit flows in one direction at a steady level None of these The current in an ac circuit flows in one direction, but changes value periodically The current in an ac circuit changes direction periodically ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the smallest number of polarities required for current flow? Four - two negative and two positive Two - a negative terminal and a positive terminal Three - negative, positive and neutral terminals One - a negative terminal None of these Four - two negative and two positive Two - a negative terminal and a positive terminal Three - negative, positive and neutral terminals One - a negative terminal None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the difference between the kinds of charges for an electron and a proton? An electron has a negative charge and a proton has no charge None of these An electron has a positive charge and a proton has no charge An electron has a negative charge and a proton has a positive charge An electron has a positive charge and a proton has a negative charge An electron has a negative charge and a proton has no charge None of these An electron has a positive charge and a proton has no charge An electron has a negative charge and a proton has a positive charge An electron has a positive charge and a proton has a negative charge ANSWER DOWNLOAD EXAMIANS APP
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