Question

A 46.2 mH inductor has a reactance of 1.78 kΩ. (a) What is its operating frequency? (b) What is the capacitance of a capacitor with the same reactance at that frequency? If the frequency is doubled, what is the new reactance of (c) the inductor and (d) the capacitor?

Answer #1

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A 24.0-mH inductor has a reactance of 1.80 k?.
(a)
What is the frequency of the ac current that passes through the
inductor?
Hz
(b) What is the capacitance of a capacitor that has the same
reactance at this frequency?
F
(c) The frequency is tripled, so that the reactances of the
inductor and capacitor are no longer equal. What is the new
reactance of the inductor?
k?
(d) What is the new reactance of the capacitor?

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