Many scanned PDFs of old editions have faded vectors (arrows on symbols). Buy a used physical copy from Amazon or a campus bookstore for better clarity on vector notation.
Chopra K K, Agarwal G C. Kedar Nath Ram Nath & Company, 1995 - 460 pages. Google Books Electromagnetic theory electromagnetic theory chopra agarwal pdf
At the end of every chapter in the Chopra & Agarwal PDF, there is a section called "Short Answer Questions" or "Viva Voce." Many scanned PDFs of old editions have faded
"The symmetry," he whispered. "If the field propagates as Chopra suggests, the boundary conditions at the interface shouldn't just reflect the wave—they should trap it." electromagnetic theory chopra agarwal pdf
Don’t just read the PDF; manually derive Maxwell's Equations to build "muscle memory" for the mathematics.