Electronic Principles A device that converts thermal energy to electrical energy is called a: piezoelectric devices chemical cell solar cell None of these thermocouple piezoelectric devices chemical cell solar cell None of these thermocouple ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles An unloaded zener regulator has a source voltage of 20 V, a series resistance of 330 W, and a zener voltage of 12 V, What is the Zener current? 24.2 mA None of these 68.4 mA 28.4 mA 34.4 mA 24.2 mA None of these 68.4 mA 28.4 mA 34.4 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The saturation point is approximately the same as None of these lower end of the load line cutoff point infinity upper end of the load line None of these lower end of the load line cutoff point infinity upper end of the load line ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A device that converts mechanical pressure to electrical energy is called a: nicad cell piezoelectric device photodiode solar cell None of these nicad cell piezoelectric device photodiode solar cell None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following phrases most accurately describes a purely inductive circuit? Resistances provide the only opposition to current flow Combinations of resistance and inductive reactance provide any opposition to current flow The ac voltage lags the current by 90 degree Inductive reactance provides the only opposition to current flow None of these Resistances provide the only opposition to current flow Combinations of resistance and inductive reactance provide any opposition to current flow The ac voltage lags the current by 90 degree Inductive reactance provides the only opposition to current flow None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The primary impedance of a transformer is 60 ohm and the secondary impedance is 120 ohm. What is the impedance ratio? 0.5 180 4 None of these 0.25 0.5 180 4 None of these 0.25 ANSWER DOWNLOAD EXAMIANS APP
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