Electronic Principles Which one of the following devices is most often used for measuring electrical potential difference? Voltmeter Ohmmeter Wattmeter Ammeter None of these Voltmeter Ohmmeter Wattmeter Ammeter None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The graph of current gain versus collector current indicates that the current gain is contant None of these varies slightly varies enormously equals the collector current divided by the base current is contant None of these varies slightly varies enormously equals the collector current divided by the base current ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements regarding ac circuits is correct? Current lags the voltage through a resistor Current and voltages are in phase through a resistor All of these Current leads the voltage through a resistor None of these Current lags the voltage through a resistor Current and voltages are in phase through a resistor All of these Current leads the voltage through a resistor None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the difference between a conductor and an insulator? None of these An insulator allows current to flow much easier than a conductor does A conductor allows current to flow much easier than an insulator does The difference between conductors and insulators depends on how they are used An insulator has an excessive number of free electrons, while a conductor has a few free electrons or none at all None of these An insulator allows current to flow much easier than a conductor does A conductor allows current to flow much easier than an insulator does The difference between conductors and insulators depends on how they are used An insulator has an excessive number of free electrons, while a conductor has a few free electrons or none at all ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for voltage in a series circuit? The total voltage in a series circuit is equal to the average value of the individual voltages The total voltage of a series circuit is equal to the total current divided by the total resistance The total voltage is equal to the sum of the individual voltages in a series circuit The total voltage in a series circuit is always less than the value of the smallest voltage None of these The total voltage in a series circuit is equal to the average value of the individual voltages The total voltage of a series circuit is equal to the total current divided by the total resistance The total voltage is equal to the sum of the individual voltages in a series circuit The total voltage in a series circuit is always less than the value of the smallest voltage None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of. the following phrases most accurately describes the nature of a pulsating dc voltage? None of these The voltage reverses polarity periodically The voltage remains at one polarity but changes value periodically The voltage remains at one polarity and at a steady level The voltage causes current to flow in two directions at the same time None of these The voltage reverses polarity periodically The voltage remains at one polarity but changes value periodically The voltage remains at one polarity and at a steady level The voltage causes current to flow in two directions at the same time ANSWER DOWNLOAD EXAMIANS APP
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