Electronic Principles Most AC power is obtained from: generators batteries None of these oscillators lightning generators batteries None of these oscillators lightning ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose the zener diode has a breakdown voltage of 10 V and zener resistance of 8.5 W, what is the additional voltage when the current is 20 mA? 10.17 V 18.8 V 20 V 0.17 V None of these 10.17 V 18.8 V 20 V 0.17 V None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The emitter diode is usually Reverse-biased Nonconducting Forward-biased None of these Operating in the breakdwon region Reverse-biased Nonconducting Forward-biased None of these Operating in the breakdwon region ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The primary impedance of a transformer is 60 ohm and the secondary impedance is 120 ohm. What is the impedance ratio? 180 None of these 4 0.25 0.5 180 None of these 4 0.25 0.5 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating frequency of a capacitive circuit: has no effect on the capacitive reactance cuts the capacitive reactance in half doubles the amount of a capacitive reactance None of these multiplies the capacitive reactance by 6.28 has no effect on the capacitive reactance cuts the capacitive reactance in half doubles the amount of a capacitive reactance None of these multiplies the capacitive reactance by 6.28 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the difference between a conductor and an insulator? None of these The difference between conductors and insulators depends on how they are used 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 None of these The difference between conductors and insulators depends on how they are used 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 ANSWER DOWNLOAD EXAMIANS APP
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