An Ac Circuit Consists of a 220 MH Inductor in Series

question 6

Multiple Choice

An ac circuit consists of a 220 mH inductor in series with a 75 kΩ resistor and a sinusoidal source with an rms voltage of 12 V. At what frequency will the rms voltage across the resistor be equal to that across the inductor?

• A) 114 kHz
• B) 5.5 kHz
• C) 54 kHz
• D) 18 kHz

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