Electronic Principles The dielectric constant of a material is a measure of: how well the material concentrates electrostatic lines of force the amount of opposition to the current flow how well the material concentrates magnetic lines of force None of these the amount of voltage it can withstand before breaking down how well the material concentrates electrostatic lines of force the amount of opposition to the current flow how well the material concentrates magnetic lines of force None of these the amount of voltage it can withstand before breaking down ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Current can flow through a normally open push button switch as long as: None of these you are pressing the button you are not pressing the button its contact remain open its contact remain open None of these you are pressing the button you are not pressing the button its contact remain open its contact remain open ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A basic capacitor is composed of: two coils separated by a conductor two dielectrics separated by a conductor two conductors separated by a dielectric None of these two coils separated by a dielectric two coils separated by a conductor two dielectrics separated by a conductor two conductors separated by a dielectric None of these two coils separated by a dielectric 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 an opposition to current flow in dc circuits Inductive reactance is an opposition to current flow in ac circuits Inductive reactance is a force that tends to overcome the effects of counter emf Inductive reactance is another term for counter emf None of these Inductive reactance is an opposition to current flow in dc circuits Inductive reactance is an opposition to current flow in ac circuits Inductive reactance is a force that tends to overcome the effects of counter emf Inductive reactance is another term for counter emf ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The transistor has a collector current of 10 mA and a base current of 40 mA. What is the current gain of the transistor? 350 µA 300 µA None of these 0.25 µA 250 µA 350 µA 300 µA None of these 0.25 µA 250 µA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If a transistor operates at the middle of the load line, an increase in the current gain will move the Q point nowhere off the load line None of these down up nowhere off the load line None of these down up ANSWER DOWNLOAD EXAMIANS APP