CBSE Class 12-science Answered

“Hi Devsingh, the answer to the query that you have posted can be found in the NCERT Class XII(PartI) text book.

Kindly refer to page number 61 and 62 for your answer to the question derivation of potential energy of a system of charges .

Kindly refer to page number 66 and 67 for your answer to the question expression for potential energy of a dipole in a external field.

Kindly refer to page number 71 and 72 for your answer to the question what is dielectrics and polarisation.

It explains all the details needed for your query”