Marine Electrical Systems USCG Question #536 (Set 18)

AC circuits can possess characteristics of resistance, inductance, and capacitance. In terms of units of measure, how is the capacitive reactance of the circuit expressed?

Official USCG Answer & Rule Citation

Correct Answer: Option C — ohms

Capacitive reactance represents the opposition offered by a capacitor to alternating current, expressed fundamentally in ohms. It varies inversely with system frequency and capacitance value, directly dictating AC circuit impedance characteristics alongside resistance and inductive reactance.

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