Electronic Principles Household light bulbs have a given power rating, and they operate at 120 V. Which one of the following equations most directly provides the current rating of these light bulbs? P = IE None of these I = P/E P = I2R P = E2/R P = IE None of these I = P/E P = I2R P = E2/R ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What causes the depletion layer? Recombination Ions None of these Barrier potential Doping Recombination Ions None of these Barrier potential Doping ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following properties of a magnetic circuit can be directly compared to current in an electrical circuit? Flux density Magnetomotive force Number of lines of force Reluctance None of these Flux density Magnetomotive force Number of lines of force Reluctance None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the barrier potential of a silicon diode at room temperature? 0.7V 1 V 2 m V per degree Celsius None of these 0.3V 0.7V 1 V 2 m V per degree Celsius None of these 0.3V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles At room temperature an intrinsic semiconductor has a few free electrons and holes many holes No holes None of these many free electrons a few free electrons and holes many holes No holes None of these many free electrons ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating frequency of a purely capacitive circuit: has no effect on the total circuit current doubles the amount of total current thrice the amount of total current None of these cuts the total current by one-half has no effect on the total circuit current doubles the amount of total current thrice the amount of total current None of these cuts the total current by one-half ANSWER DOWNLOAD EXAMIANS APP
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