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Capacitive Reactance Calculator

Compute capacitive reactance X_C = 1/(2πfC).

Input Data

Frequency
Hz
Capacitance
F

Results

X_C = 1/(2πfC).
31.830989Ω

At a glance:X_C = 1/(2πfC); reactance falls with frequency. Complements inductive-reactance and lc-resonance.

Formula

X_C = 1 / (2πfC).

$$X_C = \frac{1}{2\pi f C}$$

How to Use

  1. Enter frequency and capacitance.
  2. The tool returns reactance.

Case Studies

f=50, C=1e-6

X_C ≈ 3183 Ω.

FAQ

DC limit?

At f=0, X_C → ∞ (blocks DC).

Related Tools

References

Content review: Calculatorism Science Team. Results are for reference only; please refer to the relevant authorities for the official figures.

Found a problem with the results?

If this calculator's result is wrong, or you have any question about the calculation logic, please let us know. You are viewing:Capacitive Reactance Calculator(/physics/capacitive-reactance)。