Electronic Principles Most AC power is obtained from: None of these batteries generators oscillators lightning None of these batteries generators oscillators lightning ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The equivalent of 1 micro A is: one-millionth of an ampere one million amperes 10000A None of these 1000 A one-millionth of an ampere one million amperes 10000A None of these 1000 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The number of free electrons and holes in intrinsic semiconductor increases when the temperature None of these Stays the same Increases 0oC Decreases None of these Stays the same Increases 0oC Decreases ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The valence electron of a copper atom experiences what kind of attraction toward the nucleus? Strong Neutral None of these Weak Impossible to say Strong Neutral None of these Weak Impossible to say ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The nucleus of the copper atom contains how many protons? 4 29 None of these 1 18 4 29 None of these 1 18 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following properties of a magnetic circuit can be directly compared to resistance in an electrical circuit? Permeance Reluctance Retentivity There is no valid comparison Permeability Permeance Reluctance Retentivity There is no valid comparison Permeability ANSWER DOWNLOAD EXAMIANS APP
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