Electronic Principles At room temperature an intrinsic semiconductor has a few free electrons and holes many holes many free electrons None of these No holes a few free electrons and holes many holes many free electrons None of these No holes ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following equations most directly leads to the resistance of an ordinary household light bulb, assuming that you know the power and voltage rating? P = PR None of these I = P/E P = E2/R R = E2/P P = PR None of these I = P/E P = E2/R R = E2/P ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the turns ratio of a power transformer that shows 50 V at its secondary winding when you apply 150 V to its primary winding? 43922 None of these 2 3 43891 43922 None of these 2 3 43891 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The barrier potential accross each depletion layer is 0.7 V 20 V None of these 0.8 V 0.7 V 20 V None of these 0.8 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The nucleus of the copper atom contains how many protons? 29 4 None of these 1 18 29 4 None of these 1 18 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The transistor has a collector current of 2 mA. If the current gain is 135, what is the base current? 10.3 µA None of these 14.8 µA 7.75 µA 7.8 µA 10.3 µA None of these 14.8 µA 7.75 µA 7.8 µA ANSWER DOWNLOAD EXAMIANS APP
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