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FLUID MECHANICS

FLUID MECHANICS

Published by uLektz

Course Code:13A01303

Author:uLektz

University: Jawaharlal Nehru Technological University, Anantapur (JNTUA)

Regulation:2013

Categories:Civil

Format : ico_bookePUB3 (DRM Protected)

Type :eBook

Rs.413 Rs.231 Rs.44% off

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Description :FLUID MECHANICS

Note : No printed book. Only ebook. Access eBook using uLektz apps for Android, iOS and Windows Desktop PC.

Topics
UNIT I:INTRODUCTION

1.1 Dimensions and units - physical properties of fluids, specific gravity, viscosity, surface tension and capillarity - vapor pressure and their influences on fluid motion

1.2 Newtonian and non Newtonian fluids - Fluid Pressure at a Point; Pascal‟s law, Hydrostatic law, Atmospheric - Absolute and gauge pressure

1.3 Hydrostatic paradox, Pressure measurement manometers - Simple, differential and Micro Manometers

1.4 HYDROSTATIC FORCES ON SURFACES: Total Pressure and Centre of Pressure - on Horizontal Plane Surface - Vertical Plane Surface - Inclined Plane Surface and Curved Surfaces

UNIT II:BUOYANCY

2.1 Buoyancy; Buoyant Force and Centre of Buoyancy Stability of submerged bodies and floating bodies - Meta centre and metacentric height, analytical method for metacentric height

2.2 KINEMATICS OF FLUID MOTION: Methods of describing fluid motion - Classification of flow; Steady, unsteady, uniform and non-uniform flows - Laminar and turbulent flows - Three, two and one dimensional flows;Irrotational and rotational flows

2.3 Streamline; Path line; Streak line - Equation for acceleration; Convective acceleration; Local acceleration

2.4 Continuity equation - Velocity potential and stream function; Flow net - Vortex flow – free vortex and forced vertex flow

UNIT III:DYNAMICS OF FLUID FLOW

3.1 Forces acting on a Fluid in Motion - Euler‟s equation of motion; Bernoulli‟s equation - Energy correction factor; Momentum principle - Force exerted on a pipe bend

3.2 FLOW MEASUREMENTS IN PIPES: Discharge through Venturi Meter - Discharge through Orifice Meter - Discharge through flow nozzle

3.3 Measurement of velocity by Pitot tube,pitot-static tube

UNIT IV:FLOWTHROUGH ORIFICES AND MOUTHPIECES:

4.1 Flow through Orifices: Classification of Orifices - Determination of coefficients for an Orifice Flow through large rectangular Orifice - Flow through submerged Orifice – fully sub-merged and Partially sub-merged

4.2 Classification of Mouthpieces - Flow through external and internal cylindrical Mouthpiece

4.3 FLOW OVER NOTCHES & WEIRS: Classification of Notches and Weirs - Flow through rectangular, triangular and trapezoidal notches and weirs - End contractions; Velocity of approach - Cipolletti weir, Broad crested weir

UNIT V:ANALYSIS OF PIPE FLOW

5.1 Energy losses in pipelines - Darcy – Weisbach equation - Minor losses in pipelines - Hydraulic Grade Line and Total Energy Line - Concept of equivalent length

5.2 Hydraulic power transmission through a pipe-Siphon - Pipes in series, parallel & branched pipes

5.3 LAMINAR & TURBULENT FLOW IN PIPES: Reynolds‟s experiment - Characteristics of laminar flow - Steady laminar flow through a circular pipe(Hazen poiseuille equation)

5.4 Characteristics of turbulent flow - Prandtl‟s mixing length theory - Hydro dynamically smooth and rough boundaries, Velocity distribution - Friction factor for pipe flow

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