Electronic Principles Current and voltage are said to be in phase when: None of these All of these they have the same amplitude and frequency their waveforms are both ac or both dc their waveforms cross through zero and reach positive and negative peaks at the same time None of these All of these they have the same amplitude and frequency their waveforms are both ac or both dc their waveforms cross through zero and reach positive and negative peaks at the same time ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total inductance of a series inductor circuit is: equal to the sum of the individual inductive-reactance values equal to the source voltage divided by total current None of these less than the value of the smallest inductor equal to the sum of the individual inductance values equal to the sum of the individual inductive-reactance values equal to the source voltage divided by total current None of these less than the value of the smallest inductor equal to the sum of the individual inductance values ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles At room temperature a conductor has low many holes? Same number as free electrons less than the free electrons None of these Only those produced by thermal energy many Same number as free electrons less than the free electrons None of these Only those produced by thermal energy many ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following kinds of materials has the highest permeability? None of these All of these A ferromagnetic material A paramagnetic material A diamagnetic material None of these All of these A ferromagnetic material A paramagnetic material A diamagnetic material ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A basic capacitor is composed of: None of these two coils separated by a conductor two coils separated by a dielectric two conductors separated by a dielectric two dielectrics separated by a conductor None of these two coils separated by a conductor two coils separated by a dielectric two conductors separated by a dielectric two dielectrics separated by a conductor ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following properties of a magnetic circuit can be directly compared to voltage in an electrical circuit? Magnetomotive force Flux density Number of lines of force None of these Reluctance Magnetomotive force Flux density Number of lines of force None of these Reluctance ANSWER DOWNLOAD EXAMIANS APP
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