Electronic Principles Which one of the following statements best describes magnetic hysteresis? Hysteresis is the amount of magnetic flux that is not confined to the core material of an electromagnet Hysteresis is most apparent when the core material is saturated Hysteresis is most apparent when a steady amount of current is lowing through the coil of an electromagnet None of these Hysteresis is most apparent when the current through the coil of an electromagnet changes frequently Hysteresis is the amount of magnetic flux that is not confined to the core material of an electromagnet Hysteresis is most apparent when the core material is saturated Hysteresis is most apparent when a steady amount of current is lowing through the coil of an electromagnet None of these Hysteresis is most apparent when the current through the coil of an electromagnet changes frequently ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements best applies to a parallel RLC circuit? The voltage waveform for each component always has the same amplitude and phase as the applied voltage The sum of the current is always less than the applied current All of these The current waveform for each component always has the same amplitude and phase as the applied current None of these The voltage waveform for each component always has the same amplitude and phase as the applied voltage The sum of the current is always less than the applied current All of these The current waveform for each component always has the same amplitude and phase as the applied current None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A circuit has two different voltage sources that are connected in a series-aiding form. If the sources are rated at 6 V and 9 V, what is the total source voltage? 8 V 7.5 V None of these 16 V 15 V 8 V 7.5 V None of these 16 V 15 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles At room temperature an intrinsic semiconductor has No holes many holes a few free electrons and holes many free electrons None of these No holes many holes a few free electrons and holes many free electrons None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements most accurately describes the nature of inductive reactance? None of these Inductive reactance is a force that tends to overcome the effects of counter emf Inductive reactance is an opposition to current flow in ac circuits Inductive reactance is an opposition to current flow in dc circuits Inductive reactance is another term for counter emf None of these Inductive reactance is a force that tends to overcome the effects of counter emf Inductive reactance is an opposition to current flow in ac circuits Inductive reactance is an opposition to current flow in dc circuits Inductive reactance is another term for counter emf ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If the base supply voltage increases, the Q point moves up nowhere down None of these off the load line up nowhere down None of these off the load line ANSWER DOWNLOAD EXAMIANS APP
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