Electronic Principles Most AC power is obtained from: generators oscillators lightning None of these batteries generators oscillators lightning None of these batteries ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements most accurately reflects the nature of ac power? The current in an ac circuit changes direction periodically The current in an ac circuit flows in one direction, but changes value periodically None of these The current in an ac circuit flows in one direction at a steady level The current in an ac circuit flows in two directions at the same time The current in an ac circuit changes direction periodically The current in an ac circuit flows in one direction, but changes value periodically None of these The current in an ac circuit flows in one direction at a steady level The current in an ac circuit flows in two directions at the same time ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles At cut off, the Q point is at middle of the load line infinity lower end of the load line None of these upper end of the load line middle of the load line infinity lower end of the load line None of these upper end of the load line ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Silicon atoms combine into an orderly pattern called a Valence orbit Covalent bond Crystal None of these Semiconductor Valence orbit Covalent bond Crystal None of these Semiconductor ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Norton's theorem replaces a complicated circuit facing a load by an Ideal voltage source and series resistor Ideal current source and parallel resistor Ideal current source and series resistor Ideal voltage source and parallel resistor None of these Ideal voltage source and series resistor Ideal current source and parallel resistor Ideal current source and series resistor Ideal voltage source and parallel resistor None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles In a pure inductor: ac current and voltage are exactly in phase None of these ac current is converted to dc voltage ac current lags the voltage by 90 degree ac current leads the voltage by 90 degree ac current and voltage are exactly in phase None of these ac current is converted to dc voltage ac current lags the voltage by 90 degree ac current leads the voltage by 90 degree ANSWER DOWNLOAD EXAMIANS APP