# GITAM University Fluid Mechanics I Syllabus

# GITAM University Fluid Mechanics I Syllabus

UNIT-I:

Introduction and Fluid Properties: Definition of Fluid, Fluid as continuum, Mass density,

specific weight, specific volume, relative density, viscosity – Newton’s Law of viscosity,

Newtonian and Non-Newtonian fluids, Rheological diagram, Kinematic viscosity, surface tension

and capillarity, Bulk Modulus, compressibility, vapour pressure. Fluid Statics: Variation of

pressure in static fluid, Absolute and gauge pressure – pressure measurement. Manometers and

pressure gauges, micromanometers. Static forces and buoyancy: Forces on plane and curved bodies

immersed in static Fluids – Centre of pressure – pressure diagram – Lock gates, Archimedes’

Principle – Buoyancy – Centre of Buoyancy – Metacentric Height.

UNIT-II:

Kinematics and Dynamics of Fluid Motion: Methods of Describing Fluid Motion – Types of

Flow – Steady and un-steady flows, uniform and non-uniform flows-Three, Two and one

dimensional analysis, Laminar and Turbulent motion – Streamlines, Path lines, Streaklines,

acceleration Rotation, Vorticity, Circulation, Stream function, velocity potential, Relation between

them, Laplace equation, Flow net and its applications; Fluid dynamics: Equation of motion for ideal

fluids – Euler’s equations – deduction of Energy equation from Euler’s equation for irrotational

flow – Bernoulli Equation, Energy correction factor. Linear Momentum Equation, Impulse –

Momentum equations, Momentum correction factor-Differences between energy and momentum

principles with respect to practical applications.

UNIT-III:

Introduction to Laminar and Turbulent Flow and Boundary Layers: Introduction to Navier

stokes and Reynolds Equations, Significance of Euler and Reynolds Numbers. Boundary Layer

Theory: Definition, boundary layer growth along a Flat plate with zero pressure gradient – Laminar

& Turbulent Boundary Layers – Displacement, Momentum and Energy thicknesses – Relation

between various thicknesses – Viscous Drag – Laminar sub-layer.

UNIT-IV:

Laminar flow: Laminar Flow through pipes – Hagen – Poiseuille equation for viscous flow – Flow

between parallel plates – couette and poiseuille flows – Stokes law.

UNIT-V:

Analysis of Pipe Flow: Steady flow through pipes – Energy loss – Major & Minor losses Head

Loss due to friction, Darcy – weisbach equation for pipe flow Hydraulic gradient line, Total energy

line – Pipes in series and parallel – Concept of equivalent pipe length – problems in pipe flow –

Syphon – Hydraulic Power Transmission – Water Hammer.

Reference Books:

1. A.K. Jain, Fluid Mechanics, Khanna Publishers, Delhi, eighth edition, 1998.

2. P.N. Modi & S.M Seth, Hydraulics and Fluid Mechanics, Standard Book House, Delhi,

Fifteenth edition, 2005.