Inductive Reactance Calculator
Find ideal inductive reactance magnitude as 2πfL.
Open toolCapacitive Reactance Calculator
Find ideal capacitive reactance magnitude as 1/(2πfC). Positive sinusoidal frequency and capacitance; magnitude without phase sign.
Free to useNo sign-upRuns in your browser
Enter your details
Enter the inputs, then select Calculate.
Your result
Enter your details
Result will appear here
How Capacitive Reactance Calculator works
Find ideal capacitive reactance magnitude as 1/(2πfC).
Positive sinusoidal frequency and capacitance; magnitude without phase sign. Inputs and results use floating-point numbers and may be rounded. Results show up to 12 significant digits.
How to use Capacitive Reactance Calculator
Follow the labelled inputs.
Enter frequency (hz)
Replace the example with frequency (hz). The field labels specify the expected format and units.
Input and settings
Check the remaining inputs
Set capacitance (f). Positive sinusoidal frequency and capacitance; magnitude without phase sign.
Tool result
Run, review and save
Select Calculate. Review the calculated result, then copy it or download the result text.
Review the details
Examples and uses for Capacitive Reactance Calculator
Check the supplied example
The starting example produces 31.8309886184 Ω. Find ideal capacitive reactance magnitude as 1/(2πfC).
Use your own inputs
Read the labels for frequency (hz) and capacitance (f). Positive sinusoidal frequency and capacitance; magnitude without phase sign.
Record a reviewed result
Copy the calculated result into your notes. Keep the formula and assumptions with it if someone else needs to reproduce the calculation.
How to read the result
Read the units and assumptions with the output.
Find ideal capacitive reactance magnitude as 1/(2πfC).
Positive sinusoidal frequency and capacitance; magnitude without phase sign. Inputs and results use floating-point numbers and may be rounded. Results show up to 12 significant digits.
Supported input and limits
Check the stated scope before you run it.
Positive sinusoidal frequency and capacitance; magnitude without phase sign. Inputs and results use floating-point numbers and may be rounded. Results show up to 12 significant digits.
The input stays in this browser. Copy result and Download save the same displayed text.
More free tools to try
Choose another tool for your next calculation, conversion, or text task.
Angular Momentum Calculator
Axial angular momentum = moment of inertia × angular velocity.
Open tool
Areal Density Converter
Convert areal density between listed units.
Open tool
Chord Length Calculator
Find circle chord length as 2r sin(θ/2).
Open tool
Circular Segment Area Calculator
Find minor circular segment area as r²(θ − sin θ)/2.
Open toolCapacitive Reactance Calculator: common questions
Answers about using Capacitive Reactance Calculator and understanding its results.
What inputs and assumptions apply?
Positive sinusoidal frequency and capacitance; magnitude without phase sign. Inputs and results use floating-point numbers and may be rounded. Results show up to 12 significant digits.
How can I save the result?
Copy result copies the displayed text. Download saves the same text as a TXT file. Processing runs in this browser without an account.
Calculate with your input
Check the calculated result, then copy or download it.