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Alternating Current question

2023 · Q168
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Alternating Current question

2023 · Q168

NEETPhysicsAlternating CurrentMCQ+4 / −1

For very high frequencies, the effective impedance of the circuit (shown in the figure) will be:-

NEET 2023 Manipur Physics - Alternating Current Question 10 English

  1. A
    4 Ω\OmegaΩ
  2. B
    6 Ω\OmegaΩ
  3. C
    1 Ω\OmegaΩ
  4. D
    3 Ω\OmegaΩ
View written solutionFree

Correct answer: D

As frequency is very high

$$\mathrm{X_C \approx 0}$$

$$\mathrm{X_L\to\alpha}$$

Effective circuit will be

NEET 2023 Manipur Physics - Alternating Current Question 10 English Explanation

Effective impedance of circuit will be = 3$\Omega$

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