Question

When two charges of +5c and -5c placed in air medium by separating them 0.9nm of distance then the force experienced between them is half of the force experienced in a permittivity medium. Find the permittivity of that medium.​

Answer 1

Answer:

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Explanation:

{D} = \varepsilon\textbf {E}

{D} = electric displacement field

{E} = electric field

varepsilon = absolute permittivity