Spherical Capacitance Calculator

This calculator calculates the capacitance of an isolated charged conducting sphere. You need to enter the radius of the sphere and its relative permittivity.

Calculate the Capacitance of a Spherical Capacitor

m

Result

F
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Where,

R = Radius of the sphere

εo= 8.854187817e-12

εr= Relative Permittivity


This capacitance can be derived by starting with the capacitance of concentric spheres.


The value of R1 can be taken to be R and the value of R2 can be infinity. This would result in the following equation.