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At very high frequencies, the effective impedance of the given circuit will be______Ω.

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At very high frequencies, the effective impedance of the given circuit will be______Ω.

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XL = 2πfL

f is very large

∴ XL is very large hence open circuit.

Xc = \(\frac{1}{2 \pi fC}\)

f is very large.

∴ Xc is very small, hence short circuit.

Final circuit

Zeq = 1 + \(\frac{2 \times 2}{2 + 2}\) = 2
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