Course Code MEC405
Course Title Fluid Mechanics
Course Type Core
Course LTP 300
Course Credits 3
Course Assessment
● Continuous
50 (Sessionals, Assignments, Quizzes)
● End of 50 (University Examination)
Semester
Course Prerequisites Statics and Dynamics of RIgid Bodies, Thermodynamics
1. To understand the structure and the properties of the fluid.
2. To understand the behavior of fluids at rest or in motion and the
Course Objectives complexities involved in solving the fluid flow problems.
3. To solve different type of problems related to fluid flow in pipes
and do the prototype study of different type of machines
1. Explain the concept of fluid, stability of bodies in fluid and different
types of fluid flows.
2. Use Bernoulli’s theorem to solve basic problems involving
pressure losses through pipes and pipe bends and its application
Course Outcomes 3. Explain the importance of Dimensional Analysis techniques and
dimensionless parameters in fluid mechanics; Reynolds number;
Mach number.
4. Lean the concept of potential flow, viscous flow considering
viscous forces
Syllabus
Note - The examiner will set seven questions of equal marks. The first question, which is
compulsory, will cover the entire syllabus, having ten conceptual questions of one mark each or
five questions of two marks each. Rest of the paper will be divided into two parts having three
questions each and the candidate is required to attempt at least two questions from each part.
Part A
1. Fundamental Concepts: Basic Fluid Properties, Classification of fluids, Viscosity, Vapour
pressure, Surface Tension and Capillarity.
2. Fluid Statics: Pressure, Absolute and Gauge Pressure, Static Pressure Variation, Pressure
Variation for Incompressible, Pressure Variation for Compressible Fluids, Measurement of
Static Pressure, Hydrostatic Forces on Plane Surfaces, Hydrostatic Forces on an Incline
Plane Surface, Buoyancy and Stability,
121
3. Kinematics of Fluid Motion: Types of Flow Description, Types of Fluid Flow, Graphical
Descriptions of Fluid Flow, Fluid Acceleration, Streamline Coordinates, The Reynolds
Transport Theorem. Rate of Flow and Average Velocity, Continuity Equation.
4. Dimensional Analysis and Similitude: Dimensional Analysis, Important Dimensionless
Numbers, The Buckingham Pi Theorem, Model and Similitude.
Part B
5. Energy of Moving Fluids: Euler’s Equations of Motion, The Bernoulli Equation, Applications
of Bernoulli’s Equation: Pipe flow, venturimeter, orifice, mouth pieces, weirs and notches,
Flow through pipes, minor and major losses, Energy and the Hydraulic Gradient.
6. Viscous Flow within Enclosed Surfaces: Equation of motion for laminar flow through pipes:
Hagen Poiseuille formula, Flow between parallel flat plates, couette flow, Plane Poiseuille
flow, Transition from laminar to turbulent, Reynolds experiment, Eddy viscosity, Mixing
length concept.
7. Viscous Flow over External Surfaces: The Concept of the Boundary Layer, Laminar
Boundary Layers, The Momentum Integral Equation, Turbulent Boundary Layers, Laminar
and Turbulent Boundary Layers, Lift and Drag on an Aerofoil.
8. Compressible Flow: Wave Propagation through a Compressible Fluid, Isentropic Flow
through a Variable Area, Isentropic Flow through Converging and Diverging Nozzles,
Normal Shock and Oblique Shocks.
Textbooks
Title Author Publisher
Fluid Mechanics White McGraw-Hill (2017)
Fluid Mechanics Cengel McGraw-Hill (2017)
Fluid Mechanics Hibbeler Pearson (2017)
Fluid Mechanics Munson Wiley (2015)
Fluid Mechanics Fox Wiley (2015)
Mechanics of Fluids Potter Cengage (2015)
References
Title Author Publisher
122
Course Code MEC455
Course Title Fluid Mechanics (P)
Course Type Core
Course LTP 002
Course Credits 1
Course Assessment
● Continuous 50 (Practical Performance, Report Writing, and Viva
Voce)
Course Prerequisites
Course Objectives
Course Outcomes
List of Experiments
1. To verify Bernoulli’s theorem.
2. To calibrate a venturimeter and to determine its coefficient of discharge.
3. To calibrate an orifice meter and study the variation of the coefficient of
discharge with the Reynolds number
4. To study the flow over V‐ notch ( weir) and Rectangular notch and to find
their coefficient of discharge.
5. To determine the metacentric height of a ship model.
6. To determine the friction coefficients for pipes of different diameters.
7. To determine the head loss in a pipe line due to sudden expansion/ sudden
contraction/ bend.
8. To determine the velocity distribution for pipeline flow with a pitot static probe.
9. Experimental evaluation of free and forced vortex flow.
Textbooks
Title Author Publish
er
123
References
Title Author Publish
er
124
