Calculate reactance X_C

On this page you can calculate the reactance of a capacitor, the capacitance or the corresponding frequency. Two of the values must be known to calculate the third.

Reactance XC calculator  What should be calculated? Reactance XC Capacitor C Frequency f  Input Delete Entries Capacitor F mF µF nF pF Frequency Hz kHz MHz GHz Reactance mΩ Ω kΩ MΩ Decimal places 0 1 2 3 4 6 8 10  Result Capacitor C Frequency f Reactance XC

Formula for calculating reactance X_C

The reactance can be calculated using the following formula. The frequency \(\displaystyle f \)and the capacity \(\displaystyle C \) must be known.

\(\displaystyle X_C=\frac{1}{2 ·\ π · f · C }\)

Capacity calculation formula

The capacity is calculated according to the following formula. The frequency \(\displaystyle f \) and the reactance \(\displaystyle X_C \) must be known.

\(\displaystyle C=\frac{1}{2 ·\ π · f · XC }\)

Formula for calculating the frequency

The frequency is calculated according to the following formula. The reactance \(\displaystyle X_C \) and the capacity \(\displaystyle C \) must be known.

\(\displaystyle f=\frac{1}{2 ·\ π · X_C · C }\)

Capacitor functions

Series connection with capacitors
Series connection with 2 capacitors
Reactance Xc of a capacitor
Time constant of an R/C circuit
Capacitor charging voltage
Capacitor discharge voltage
R/C for the charging voltage
Series circuit R/C
Parallel circuit R/C
Low pass-filter R/C
High pass-filter R/C
Integrator R/C
Differentiator R/C
Cutoff-frequency R,C
R and C for a given impedance