This book has been written as per the syllabus prescribed by Council for Technical Education and Vocational, Nepal for all Engineering students. The book has been developed in view of the recent development of the subject. The book covers important topics such as Properties of Fluids, Pressure Measurement, Hydrostatic Forces on Surfaces, Buoyancy and Floatation, Fluid Kinematics and Dynamics, Flow Through Orifices and Mouthpieces, Flow Over Notches and Weirs, Laminar Flow, Turbulent Flow in Pipes, Flow Through Pipes and Flow in Open Channels, etc. have been explained in lucid manner. The book will prove to be a boon to the students preparing for engineering or diploma examinations.