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Assertion (A): For elemental dielectrics, P = NaeEi where N is number of atoms/m3, P is polarization, ae is electronic polarization and Ei is internal electric field. Reason (R): In elemental dielectrics there are no permanent dipoles or ions.

Correct Answer: Both A and R are true and R is correct explanation of A

Explanation:

In elemental dielectrics Pi = Po = 0.

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