ME 3350 Fall 16
handout 1.4
VISCOSITY AND FLUID DEFORMATION
Consider a fluid layer between two large parallel plates. The top plate is moving at a velocity V
under the action of a force F , while the
ME 3350 Fall 16
handout 1.0
CHAPTER 1: INTRODUCTION
CHAPTER OUTLINE
1. Fluid characteristics
a. Definition
b. Continuum concept and hypothesis (handout 1.1)
c. Extensive vs. intensive properties
d. Me
ME 3350 Fall 16
handout 2.1
PRESSURE GRADIENT IN CYLINDRICAL COORDINATES
Lets consider a cylindrical fluid wedge of angle and dimensions r and z along the
radial and axial directions, respectively.
We
ME 3350 Fall 16
handout 2.2
PRESSURE CALCULATION IN A MANOMETER
PROBLEM STATEMENT
Consider a manometer with multiple immiscible fluids of different specific weights i .
Calculate the pressure PA in th
ME 3350 Fall 16
handout 2.7
STABILITY OF IMMERSED AND FLOATING BODIES
CONCEPT OF STABILITY
Consider a pendulum of mass m attached to a rod suspended from a pivot. The pendulum can
adopt two static equ
ME 3350 Fall 16
handout 2.4
HYDROSTATIC FORCE ON A PLANE SURFACE (EXAMPLE)
PROBLEM STATEMENT
Consider the rectangular gate AB (width: b; length: L) submerged in a fluid of density .

What is the resu
Chapter 7: Pipe Flow
1. External vs. Internal Flow
o External Flows are characteristic of open systems for which an effectively
unbounded fluid flows past an obstacle.
o In Internal Flows, the solid
Chapter 4: Local Flow Analysis
1. Material and Spatial Description
o Material Description
Follows individual fluid particles
o Spatial Description
Concerned with what happens at fixed spatial locat
Chapter 3: Control Volume Analysis
1. Principles of Control Volume Analysis
o Three types of analyses are available to describe fluid flows:
Experimental Approach
Very accurate
Time consuming
Exp
1/9/17
Fluid Mechanics
o The branch of engineering that deals with the behavior of liquids and gases
o At rest or not experiencing shear stress (fluid statics)
o In motion (fluid dynamics)
Introductio
Chapter 6: Dimensional Analysis and Similarity
1. Dimensional Analysis
o Dimensional analysis is a method for reducing the number and complexity of
experimental variables which affect a given physica
Chapter 2: Fluid Statics
1. Pressure at a Point
o Two types of forces
Body Forces
Longrange forces that permeate (diffuse through) the matter.
Depend on the mass that is acted upon (i.e. gravity,
Chapter 8: Boundary Layer Theory
1. Characteristics of External Flows Past an Object
o Handout 8.0.1
o Handout 8.1
o Handout 8.2
2. Boundary Layer Equations
o Viscous effects are confined to a very
ME 3350 Fall 17
handout 1.4
VISCOSITY AND FLUID DEFORMATION
Consider a fluid layer between two large parallel plates. The top plate is moving at a velocity V
under the action of a force F , while the
ME 3350 Fall 17
handout 2.4
HYDROSTATIC FORCE ON A PLANE SURFACE (EXAMPLE)
PROBLEM STATEMENT
Consider the rectangular gate AB (width: b; length: L) submerged in a fluid of density .

What is the resu
ME 3350 Fall 17
handout 1.5
VISCOSITY DEPENDENCE ON PRESSURE AND TEMPERATURE
In general, is a very weak function of pressure, but a reasonable function of temperature:
In liquids:
d
0
dT
In gases:
d
0
ME 3350 Fall 17
handout 1.2
MEASURES OF FLUID MASS AND WEIGHT
DENSITY
Density is defined as mass per unit volume:
m
V
3
units: kg m
For a differential volume element of mass m and volume V , density c
ME 3350 Fall 16
handout 2.5
HYDROSTATIC FORCE ON CURVED SURFACES
PROBLEM STATEMENT
Consider a gate (curved surface) submerged in a fluid. What is the resultant hydrostatic force
FR acting on the gate?
ME 3350 Fall 16
handout 2.3
HYDROSTATIC FORCE ON A PLANE SURFACE (METHOD)
PROBLEM STATEMENT
Consider a gate (plane surface) submerged in a fluid.
 What is the resultant hydrostatic force FR acting on
ME 3350 Fall 16
handout 1.5
VISCOSITY DEPENDENCE ON PRESSURE AND TEMPERATURE
In general, is a very weak function of pressure, but a reasonable function of temperature:
In liquids:
d
0
dT
In gases:
d
0