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In an R-C circuit, the impedance is 40 Ω at a frequency of 100 Hz. At 200 Hz the impedance should be | |
A. | 40 Ω [Wrong Answer] |
B. | 80 Ω [Wrong Answer] |
C. | 20 Ω [Wrong Answer] |
D. | more than 20 Ω but less than 40 Ω [Correct Answer] |