Electronics and Communication Engineering - Networks Analysis and Synthesis - Discussion

Discussion Forum : Networks Analysis and Synthesis - Section 10 (Q.No. 48)
48.
In an R-L circuit, the impedance is 30 Ω at a frequency of 100 Hz. At 200 Hz, the impedance should be
30 Ω or more
60 Ω or more
15 Ω or less
more than 30 Ω but less than 60 Ω
Answer: Option
Explanation:

Z = (R2 + ω2L2)0.5.

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