Electronic Principles The dielectric constant of a material is a measure of: None of these how well the material concentrates electrostatic lines of force how well the material concentrates magnetic lines of force the amount of voltage it can withstand before breaking down the amount of opposition to the current flow None of these how well the material concentrates electrostatic lines of force how well the material concentrates magnetic lines of force the amount of voltage it can withstand before breaking down the amount of opposition to the current flow ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the inductive reactance of a 0.1-H coil that is operating at 1000 Hz? 628 Ohm Less than 1 Ohm None of these 100 Ohm 444 Ohm 628 Ohm Less than 1 Ohm None of these 100 Ohm 444 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following phrases most accurately describes a purely inductive circuit? Inductive reactance provides the only opposition to current flow The ac voltage lags the current by 90 degree Combinations of resistance and inductive reactance provide any opposition to current flow None of these Resistances provide the only opposition to current flow Inductive reactance provides the only opposition to current flow The ac voltage lags the current by 90 degree Combinations of resistance and inductive reactance provide any opposition to current flow None of these Resistances provide the only opposition to current flow ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for the currents in a parallel RC circuit? None of these The total current. is greater than the sum of the currents for the resistance and capacitance The current always has the same amplitude and phase for every part of the circuit The total current is equal to the sum of the currents for the resistance and capacitance The total current is less than the sum of the currents for the resistance and capacitance None of these The total current. is greater than the sum of the currents for the resistance and capacitance The current always has the same amplitude and phase for every part of the circuit The total current is equal to the sum of the currents for the resistance and capacitance The total current is less than the sum of the currents for the resistance and capacitance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What are the main parts of an atom? Electrons, protons, and ions Electrons, protons, and neutrons Electrons, ions, and neutrons None of these Protons only Electrons, protons, and ions Electrons, protons, and neutrons Electrons, ions, and neutrons None of these Protons only 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? Number of lines of force Magnetomotive force None of these Reluctance Flux density Number of lines of force Magnetomotive force None of these Reluctance Flux density ANSWER DOWNLOAD EXAMIANS APP
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