Many autonomous colleges now subscribe to "E-ShodhSindhu" or the NDL (National Digital Library of India). If you are a registered student, your library may provide a login to download a watermark-protected digital copy of the book directly from the publisher, S. Chand & Company.
: Conditions for permanent interference, coherent sources, and experiments like air wedges [12, 16]. optics by murugesan pdf
While digital copies circulate, the quality of a scanned Optics by Murugesan PDF is often poor. The book relies heavily on ray diagrams and intensity graphs; a low-resolution scan makes the dotted lines and minute axis labels illegible. Many autonomous colleges now subscribe to "E-ShodhSindhu" or