Electronic Principles Which one of the following properties of a magnetic circuit can be directly compared to resistance in an electrical circuit? Permeability Permeance Reluctance Retentivity There is no valid comparison Permeability Permeance Reluctance Retentivity There is no valid comparison ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The direction of electron current flow is: None of these from right to left from negative to positive from neutral to positive from positive to negative None of these from right to left from negative to positive from neutral to positive from positive to negative ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The transistor has a collector current of 2 mA. If the current gain is 135, what is the base current? 7.75 µA None of these 10.3 µA 14.8 µA 7.8 µA 7.75 µA None of these 10.3 µA 14.8 µA 7.8 µA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following equations most directly leads to the resistance of an ordinary household light bulb, assuming that you know the power and voltage rating? P = E2/R None of these R = E2/P I = P/E P = PR P = E2/R None of these R = E2/P I = P/E P = PR ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Holes act like: Crystals Negative charges Atoms None of these Positive charges Crystals Negative charges Atoms None of these Positive charges ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Most AC power is obtained from: None of these batteries lightning oscillators generators None of these batteries lightning oscillators generators ANSWER DOWNLOAD EXAMIANS APP
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