Electronic Principles Suppose the peak value of a sinusoidal voltage is 50 V. What is the rms value? 37.4 V None of these 38.74 V 35.4 V 30.4 V 37.4 V None of these 38.74 V 35.4 V 30.4 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If a load resistance is 1 kW, a stiff voltage source has a resistance of less than 10 Ohm Less than 100 k Ohm More than 100 k Ohm At least 10 Ohm None of these less than 10 Ohm Less than 100 k Ohm More than 100 k Ohm At least 10 Ohm None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A step-up transformer has a turns ratio of 1:4. If the line voltage is 115 V rms, what is the peak secondary voltage? 208 V 651 V 700 V None of these 707 V 208 V 651 V 700 V None of these 707 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Norton's theorem replaces a complicated circuit facing a load by an Ideal voltage source and series resistor Ideal current source and series resistor Ideal voltage source and parallel resistor None of these Ideal current source and parallel resistor Ideal voltage source and series resistor Ideal current source and series resistor Ideal voltage source and parallel resistor None of these Ideal current source and parallel resistor ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The direction of electron current flow is: from neutral to positive None of these from right to left from positive to negative from negative to positive from neutral to positive None of these from right to left from positive to negative from negative to positive ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following equations most directly determines the power dissipation of a resistance when you know the voltage drop and amount of resistance? None of these I = P/E P = I2R P = IE P = E2/R None of these I = P/E P = I2R P = IE P = E2/R ANSWER DOWNLOAD EXAMIANS APP
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