At what frequency is the reactance of a $20.0 - \mathrm { mH }$ inductor equal to $120 \Omega$ ?
A) $318 \mathrm {~Hz}$
B) $1110 \mathrm {~Hz}$
C) $637 \mathrm {~Hz}$
D) $955 \mathrm {~Hz}$
E) $796 \mathrm {~Hz}$

Question

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The Answer of At what frequency is the reactance of a $20.0 - \mathrm { mH }$ inductor equal to $120 \Omega$ ?
A) $318 \mathrm {~Hz}$
B) $1110 \mathrm {~Hz}$
C) $637 \mathrm {~Hz}$
D) $955 \mathrm {~Hz}$
E) $796 \mathrm {~Hz}$

At What Frequency Is the Reactance of A 20.0−mH20.0 - \mathrm { mH }20.0−mH

At What Frequency Is the Reactance of A $20.0 - \mathrm { mH }$