Legally, no. Photocopying an entire book violates fair use. However, copying a few chapters for personal study is generally tolerated in India under "fair dealing" exceptions.
Form a study group. If three students buy three different textbooks (Guyton, GK Pal, Sembulingam), you can legally share physical books. Do not scan and distribute entire PDFs; that crosses the line into piracy. Gk Pal Physiology Pdf Free Download- - Google
Dr. G. K. Pal has authored two main physiology textbooks: Legally, no
G.K. Pal’s Textbook of Medical Physiology is a highly-regarded resource, downloading it for free from unofficial sources can be risky as files may contain malware or be low-quality scans. Legitimate ways to access the material include viewing limited previews on Google Books or purchasing a digital version through Elsevier India for authorized offline reading. Google Books Review and Key Features Form a study group