Electronic Principles A device that converts mechanical into electrical energy is? solar cell None of these thermocouple chemical cell generator solar cell None of these thermocouple chemical cell generator ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating frequency of an inductive circuit: None of these has no effect on the inductive reactance cuts the inductive reactance in half multiplies the inductive reactance by 6.28 doubles the amount of inductive reactance None of these has no effect on the inductive reactance cuts the inductive reactance in half multiplies the inductive reactance by 6.28 doubles the amount of inductive reactance 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? 7.8 mA 300 mA 208 mA 200 mA None of these 7.8 mA 300 mA 208 mA 200 mA None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which is the most widely used semiconductor? Silicon None of these All of these Germanium Copper Silicon None of these All of these Germanium Copper ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A battery is a device composed of one or more: chemical cells voltage generators solar cells None of these piezoeletric cells chemical cells voltage generators solar cells None of these piezoeletric cells ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When the collector current increases, what does the current gain do? any of the above stays the same decreases increases None of these any of the above stays the same decreases increases None of these ANSWER DOWNLOAD EXAMIANS APP
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