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General: Increasing Inductance

This week’s General question comes from the section on circuit components. [G5C14] Which of the following components should be added to an inductor to increase the inductance? A. A capacitor in series B. A resistor in parallel C. An inductor in parallel D. An inductor in series The answer, is D. An inductor in series.  … Read more

General: Using Wind Power

Which of the following is a disadvantage of using wind as the primary source of power for an emergency station? [G4E11] A. The conversion efficiency from mechanical energy to electrical energy is less than 2 percent B. The voltage and current ratings of such systems are not compatible with amateur equipment C. A large energy … Read more