Electronic Principles Which one of the following equations most directly leads to the resistance of an ordinary household light bulb, assuming that you know the power and voltage rating? I = P/E P = PR None of these P = E2/R R = E2/P I = P/E P = PR None of these P = E2/R R = E2/P ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for the voltages in a series RC circuit? The voltage always has the same amplitude and phase for every part of the circuit The total voltage is equal to the sum of the voltages across the resistance and capacitance The total voltage is less than the sum of the voltages across the resistance and capacitance None of these The total voltage is greater than the sum of the voltages across the resistance and capacitance The voltage always has the same amplitude and phase for every part of the circuit The total voltage is equal to the sum of the voltages across the resistance and capacitance The total voltage is less than the sum of the voltages across the resistance and capacitance None of these The total voltage is greater than the sum of the voltages across the resistance and capacitance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements most accurately reflects the nature of ac power? The current in an ac circuit flows in one direction, but changes value periodically The current in an ac circuit changes direction periodically None of these The current in an ac circuit flows in two directions at the same time The current in an ac circuit flows in one direction at a steady level The current in an ac circuit flows in one direction, but changes value periodically The current in an ac circuit changes direction periodically None of these The current in an ac circuit flows in two directions at the same time The current in an ac circuit flows in one direction at a steady level ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Thevenin theorem replaces a complicated circuit facing a load by an Ideal voltage source and parallel resistor Ideal voltage source and series resistor Ideal current source and parallel resistor Ideal current source and series resistor None of these Ideal voltage source and parallel resistor Ideal voltage source and series resistor Ideal current source and parallel resistor Ideal current source and series resistor None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The saturation point is approximately the same as lower end of the load line infinity upper end of the load line cutoff point None of these lower end of the load line infinity upper end of the load line cutoff point None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The dielectric constant of a material is a measure of: how well the material concentrates magnetic lines of force None of these how well the material concentrates electrostatic lines of force the amount of voltage it can withstand before breaking down the amount of opposition to the current flow how well the material concentrates magnetic lines of force None of these how well the material concentrates electrostatic 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