Electronic Principles The value of a capacitor can be made larger by: increasing the frequency of the applied voltage increasing the voltage applied to the plates decreasing the area of the plates increasing the area of the plates None of these increasing the frequency of the applied voltage increasing the voltage applied to the plates decreasing the area of the plates increasing the area of the plates None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the phase shift between total current and voltage, if 100 ohm resistor connected in parallel with an inductor that has a reactance of 200W? 0 degree None of these 90 degree 180 degree 26.6 degree 0 degree None of these 90 degree 180 degree 26.6 degree 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 power dissipation of a resistance when you know the voltage drop and current? P = E2/R P = I2R None of these P = IE I = P/E P = E2/R P = I2R None of these P = IE I = P/E ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total capacitive reactance of a parallel capacitor circuit is: less than the capacitance value of the smallest capacitor None of these equal to the sum of the individual capacitance values equal to the sum of the individual capacitive-reactance values equal to the source voltage divided by total current less than the capacitance value of the smallest capacitor None of these equal to the sum of the individual capacitance values equal to the sum of the individual capacitive-reactance values equal to the source voltage divided by total current ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following principles best describes the basic operation of an electromagnet? Like magnetic poles repel, while unlike poles attract Like magnetic poles attract, while unlike poles repel Current is induced in a conductor that is moving through a magnetic field Current flowing through a conductor generates a magnetic field None of these Like magnetic poles repel, while unlike poles attract Like magnetic poles attract, while unlike poles repel Current is induced in a conductor that is moving through a magnetic field Current flowing through a conductor generates a magnetic field None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for the impedance of a series RC circuit? None of these The impedance is greater than either the resistance or capacitive reactance but less than their sum The impedance is less than the sum of the resistance and capacitive reactance The impedance is greater than the sum of the resistance and capacitive reactance The impedance is equal to the sum of the resistance and capacitive reactance None of these The impedance is greater than either the resistance or capacitive reactance but less than their sum The impedance is less than the sum of the resistance and capacitive reactance The impedance is greater than the sum of the resistance and capacitive reactance The impedance is equal to the sum of the resistance and capacitive reactance ANSWER DOWNLOAD EXAMIANS APP
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