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 = I2R None of these P = IE P = E2/R I = P/E P = I2R None of these P = IE P = E2/R I = P/E ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The current gain of a transistor is defined as the ratio of the collector current to the emitter current None of these base current supply current collector current emitter current None of these base current supply current collector current ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When the collector current increases, what does the current gain do? decreases increases stays the same None of these any of the above decreases increases stays the same None of these any of the above ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Most AC power is obtained from: lightning None of these generators oscillators batteries lightning None of these generators oscillators batteries ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles How many protons does the nucleus of a silicon atom contain? 4 None of these 48 29 14 4 None of these 48 29 14 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles At cut off, the Q point is at lower end of the load line middle of the load line upper end of the load line infinity None of these lower end of the load line middle of the load line upper end of the load line infinity None of these ANSWER DOWNLOAD EXAMIANS APP
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