Electronic Principles A transistor has a current gain of 125 and a base current of 30 µA. What is the collector current? 3.75 mA 0.05 mA 13 mA None of these 3.2 mA 3.75 mA 0.05 mA 13 mA None of these 3.2 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total inductive reactance of a parallel inductor circuit is: equal to the sum of the individual inductance values less than the inductance value of the smallest inductor equal to the sum of the individual inductive-reactance values equal to the source voltage divided by total current None of these equal to the sum of the individual inductance values less than the inductance value of the smallest inductor equal to the sum of the individual inductive-reactance values equal to the source voltage divided by total current None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A dielectric material is: None of these a poor conductor of electrostatic fields a good insulator a good conductor of magnetic fields a good conductor None of these a poor conductor of electrostatic fields a good insulator a good conductor of magnetic fields a good conductor ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements most accurately describes the nature of inductive reactance? Inductive reactance is an opposition to current flow in dc circuits Inductive reactance is a force that tends to overcome the effects of counter emf None of these Inductive reactance is an opposition to current flow in ac circuits Inductive reactance is another term for counter emf Inductive reactance is an opposition to current flow in dc circuits Inductive reactance is a force that tends to overcome the effects of counter emf None of these Inductive reactance is an opposition to current flow in ac circuits Inductive reactance is another term for counter emf ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total inductance of a series inductor circuit is: None of these equal to the sum of the individual inductive-reactance values equal to the sum of the individual inductance values equal to the source voltage divided by total current less than the value of the smallest inductor None of these equal to the sum of the individual inductive-reactance values equal to the sum of the individual inductance values equal to the source voltage divided by total current less than the value of the smallest inductor ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Current and voltage are said to be in phase when: their waveforms are both ac or both dc All of these None of these their waveforms cross through zero and reach positive and negative peaks at the same time they have the same amplitude and frequency their waveforms are both ac or both dc All of these None of these their waveforms cross through zero and reach positive and negative peaks at the same time they have the same amplitude and frequency ANSWER DOWNLOAD EXAMIANS APP