Electronic Principles When the collector current increases, what does the current gain do? decreases stays the same increases None of these any of the above decreases stays the same increases None of these any of the above 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? 208 mA 200 mA 300 mA 7.8 mA None of these 208 mA 200 mA 300 mA 7.8 mA None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A device that converts thermal energy to electrical energy is called a: piezoelectric devices thermocouple None of these solar cell chemical cell piezoelectric devices thermocouple None of these solar cell chemical cell ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following properties of a magnetic circuit can be directly compared to voltage in an electrical circuit? Magnetomotive force Flux density Number of lines of force Reluctance None of these Magnetomotive force Flux density Number of lines of force Reluctance None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Silicon atoms combine into an orderly pattern called a Covalent bond Crystal Semiconductor Valence orbit None of these Covalent bond Crystal Semiconductor Valence orbit None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What causes the depletion layer? None of these Barrier potential Recombination Ions Doping None of these Barrier potential Recombination Ions Doping ANSWER DOWNLOAD EXAMIANS APP
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