What is the role of epsilon in the equation k=1/4pi-epsilon?

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    Epsilon Value
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SUMMARY

The discussion centers on the role of epsilon in the equation k=1/4π-epsilon, specifically identifying "epsilon zero" as the permittivity of free space. Epsilon zero is a fundamental physical constant with a value of approximately 8.854 x 10^-12 F/m (farads per meter). This constant is crucial in electromagnetism and affects the behavior of electric fields in a vacuum.

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wendo
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Is there a value for epsilon in the equation:

k=1/4pi-epsilon?
 
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You're referring to "epsilon zero" which is approximately 8.854 e-12.
 

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