Electronic Principles Most AC power is obtained from: oscillators None of these batteries lightning generators oscillators None of these batteries lightning generators ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose the peak value of a sinusoidal voltage is 50 V. What is the rms value? None of these 30.4 V 38.74 V 35.4 V 37.4 V None of these 30.4 V 38.74 V 35.4 V 37.4 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles An unloaded zener regulator has a source voltage of 20 V, a series resistance of 330 W, and a zener voltage of 12 V, What is the Zener current? 68.4 mA 34.4 mA 28.4 mA 24.2 mA None of these 68.4 mA 34.4 mA 28.4 mA 24.2 mA 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? None of these 40 V 36 V 60 V 0 V None of these 40 V 36 V 60 V 0 V 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? None of these 14.8 µA 10.3 µA 7.75 µA 7.8 µA None of these 14.8 µA 10.3 µA 7.75 µA 7.8 µA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Positive ions are atoms that have None of these Lost an electron Gained an electron Lost a proton Gained a proton None of these Lost an electron Gained an electron Lost a proton Gained a proton ANSWER DOWNLOAD EXAMIANS APP
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