Electronic Principles An audio transformer has a turn ratio of 9, What is its impedance ratio? 81 6 85 9 None of these 81 6 85 9 None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If N1/N2 = 2, and the primary voltage is 120 V, what is the secondary voltage? 0 V 40 V None of these 36 V 60 V 0 V 40 V None of these 36 V 60 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles How may valence electrons does a silicon atom have? None of these 4 2 1 None of these 4 2 1 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total capacitance of a series capacitor circuit is: equal to the source voltage divided by total current equal to the sun of the individual capacitive-reactance values None of these equal to the sum of the individual capacitance values less than the value of the smallest capacitor equal to the source voltage divided by total current equal to the sun of the individual capacitive-reactance values None of these equal to the sum of the individual capacitance values less than the value of the smallest capacitor ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The graph of current gain versus collector current indicates that the current gain is contant equals the collector current divided by the base current None of these varies slightly varies enormously is contant equals the collector current divided by the base current None of these varies slightly varies enormously ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the difference between a conductor and an insulator? An insulator allows current to flow much easier than a conductor does A conductor allows current to flow much easier than an insulator does An insulator has an excessive number of free electrons, while a conductor has a few free electrons or none at all The difference between conductors and insulators depends on how they are used 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 An insulator has an excessive number of free electrons, while a conductor has a few free electrons or none at all The difference between conductors and insulators depends on how they are used None of these ANSWER DOWNLOAD EXAMIANS APP
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