Electronic Principles A transistor has a current gain of 125 and a base current of 30 µA. What is the collector current? 0.05 mA None of these 3.75 mA 13 mA 3.2 mA 0.05 mA None of these 3.75 mA 13 mA 3.2 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The transistor has a current gain of 175. If the base current is 0.1 mA, what is the collector current? 1750 mA 1.75 mA None of these 175 mA 17.5 mA 1750 mA 1.75 mA None of these 175 mA 17.5 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A transformer has a primary voltage of 120 V rms and a secondary voltage of 25 V rms. If the secondary current is 1A rms, what is the primary current? 300 mA 208 mA 200 mA None of these 7.8 mA 300 mA 208 mA 200 mA None of these 7.8 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What causes the depletion layer? Doping Barrier potential Ions None of these Recombination Doping Barrier potential Ions None of these Recombination ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If the base supply voltage increases, the Q point moves off the load line down up nowhere None of these off the load line down up nowhere None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following kinds of materials has the lowest permeability? All of these A paramagnetic material A feiTomagnetic material A diamagnetic material None of these All of these A paramagnetic material A feiTomagnetic material A diamagnetic material None of these ANSWER DOWNLOAD EXAMIANS APP
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