Fluid dynamics is the study of the behavior of fluids (liquids and gases) in motion. It is a fundamental discipline in physics and engineering, with a wide range of applications in fields such as aerospace, chemical, civil, and mechanical engineering.
M.D. Raisinghania is a well-known author of textbooks on mathematics and physics, including fluid dynamics. His book on fluid dynamics is a popular resource for students and professionals in the field.
You're looking for a write-up on fluid dynamics by M.D. Raisinghania that you can download for free in PDF format.