**CHHATTISGARH SWAMI VIVEKANAND TECHNICAL UNIVERSITY, BHILAI (CG)**

**Semester : B.E. Third Semester Branch : Mechanical Engineering**

**Sub : FLUID MECHANICS**

UNIT I

Properties of fluid

Fluid, ideal and real fluid, properties of fluid : mass density, weight density, specific volume, specific

gravity, viscosity, surface tension, capillarity, vapour pressure, compressibility and bulk modulus.

Newtonian and non-Newtonian fluids

Fluid Statics

Pressure, Pascal’s law, Hydrostatic law, Pressure measurement, Hydrostatic force on submerged plane

and curved surface, Buoyancy and Flotation, Liquid in relative equilibrium.

UNIT – II

Fluid Kinematics

Description of fluid motion, Langragian and Eulerian approach, Type of fluid flow, Type of flow lines-path

line, streak line, stream line, stream tube.Continuity equation, acceleration of a fluid particle, motion of

fluid particle along curved path, Normal and tangential acceleration, Rotational flow, Rotation and

Vorticity, circulation, stream and potential function, flow net ,its characteristics and utilities.

UNIT – III

Fluid Dynamics

Euler’s Equation, Bernoulli’s equation and its practical application, Venturimeter, Orifice meter, Nozzle ,

Pitot tube. Impulse momentum equation, Momentum of Momentum equation, Kinetic energy and

Momentum correction factor, Vortex motion, Radial flow.

UNIT – IV

Laminar Flow

Reynold’s experiment, shear stress and pressure gradient relationship, flow of viscous fluids in circular

pipe, and between two parallel plates, coutte flow.

Turbulent flow

Effect of turbulence, friction loss in pipe flow, shear stress, velocity distribution.

Flow through pipe

Loss of energy in pipes, Hydraulic gradient and total energy line, pipe in series and parallel, equivalent

pipe power transmission through pipe, water hammer in pipes.

UNIT – V

Dimensional Analysis

Methods of dimensional analysis, Rayleigh’s method, Buckingham’s theorem, Limitations.

Model analysis

Dimensionless number and their significance, model laws, Reynolod’s model law, Fraude’s model law,

Euler’s model law, Weber’s model law, Mach’s Model law, Type of models, scale effect in model,

limitation of hydraulic similitude.

TEXT BOOKS

1. Fluid Mechanics and Fluid Power Engineering – D.S. Kumar– Kataria & Sons – New Delhi

2. A text of Fluid Mechanics – R. K. Rajput – S. Chand & Company Ltd., Delhi

REFERENCES BOOKS

1. Fluid Mechanics – A.K. Mohanty – Prentice Hall Pub.

2. Introduction to Fluid Mechanics and Fluid Machines – S.K. Som and G. Biswas- TMH

3. Mechanics of Fluid – B.S. Massey – English Language Book Society (U.K.)