Electronic Principles A zener diode has a voltage of 10 V and a current of 20 mA. What is the power dissipation? 10 mW 20 mW None of these 200 mW 300 mW 10 mW 20 mW None of these 200 mW 300 mW ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the inductive reactance of a 0.1-H coil that is operating at 1000 Hz? Less than 1 Ohm 628 Ohm 444 Ohm None of these 100 Ohm Less than 1 Ohm 628 Ohm 444 Ohm None of these 100 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The Norton current is sometimes called the None of these Shorted-load current Thevenin voltage Thevenin current Open-load current None of these Shorted-load current Thevenin voltage Thevenin current Open-load current ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following phrasers best describes flux density? The opposition to a build-up of magnetic fields The rate of change of the number of lines of magnetic force The force that maintains lines of force The concentration of lines of magnetic force None of these The opposition to a build-up of magnetic fields The rate of change of the number of lines of magnetic force The force that maintains lines of force The concentration of lines of magnetic force None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating frequency of a purely capacitive circuit: doubles the amount of total current cuts the total current by one-half has no effect on the total circuit current thrice the amount of total current None of these doubles the amount of total current cuts the total current by one-half has no effect on the total circuit current thrice the amount of total current 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 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 A conductor allows current to flow much easier than an insulator does None of these An insulator allows current to flow much easier than a conductor 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 A conductor allows current to flow much easier than an insulator does ANSWER DOWNLOAD EXAMIANS APP
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