The symbol ε represents the electric permittivity or dielectric constant in physics equations. It is used to denote the ability of a material to store electrical energy when subjected to an electric field.
Related terms
Electric field: A region around a charged object where an electric force is exerted on other charged objects.
Coulomb's Law: A fundamental law in physics that describes the electrostatic interaction between charged particles.
Gauss's Law: A fundamental law in physics that relates the distribution of electric charges to the resulting electric field.