An AC circuit has a 100. ohm resistor in series with a 4.9 ?F capacitor and a 700. mH inductor. At what frequency does the circuit act like a pure resistance?

A) 86. Hz
B) 0.54 kHz
C) 1.9 mHz
D) 0.29 MHz
E) 12. mHz


A

Physics & Space Science

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