Control volume encloses the system or region of interest can have multiple inletsexits or none at all if it is a closed system as we have seen is important much like the free body diagram engr 5961 fluid mechanics i. Created to emulate the instructors officehour environment, masteringengineering provides students with wronganswer specific feedback and hints as they work through tutorial homework problems. Calculate the force acting on the moving conical body. Mechanics is concerned with both stationary and moving bodies under the influence of loads. Interestingly, it can be shown that the laws of fluid mechanics cover more materials than standard liquid and gases. Indeed, the idea of exploiting the laws of ideal fluid mechanics to. It is due to cohesion and molecular momentum exchange between fluid layers. The compiled slides of the introductory fluid mechanics course a fundamental course in mechanical engineering prepared by professors sankar kumar som of iit kharagpur and gautam biswas of iit kanpur.
Two substances mercury with a density 600 kgm3 and alcohol with a density 0. The rectangular gate shown is 3 m high and has a frictionless hinge at the bottom. The mixture of prose, mathematics, and beautiful illustrations is particularly well chosen. In fluid mechanics, there are two problems of particular interest. The experiments here are designed to demonstrate the applications of the basic fluid mechanics principles and to provide a more intuitive and physical understanding of the theory. Engineering fluid mechanics staffordshire university. Marsden control and dynamical systems, 10781 california institute of technology pasadena, california 91125, usa. Fluid mechanics complete lecture notes ebook free download pdf. A mercury manometer is attached to the bottom of the tank. Fundamentals and applications third edition yunus a. Fluid mechanics, the study of how fluids behave and interact under various forces and in various applied situations whether in the liquid or gaseous state or both is introduced and comprehensively covered in this widely adopted text. Solution the pressure in a pressurized water tank is measured by a multi fluid manometer. Co 2 use the governing equations related to fluid flow.
Find materials for this course in the pages linked along the left. The magnitude of the force f per meter of width to keep the gate closed is most nearly r is onethird from the bottom centroid of a triangle from the ncees handbook. Manometers are devices used to determine the pressure at any point in fluid either by balancing the same fluid column or by using another fluid column. Statics is the branch of mechanics that deals with bodies at rest.
Mcdonough departments of mechanical engineering and mathematics university of kentucky, lexington. Vapor pressure and their influences on fluid motion pressure at a point, pascals law, hydrostatic law, etc. Despite dramatic advances in numerical and experimental methods of fluid mechanics, the fundamentals are still the starting point for solving flow problems. Dynamics is the branch of mechanics that deals with bodies in motion. The answers to the problems are given in the last slide. Fluid mechanics pdf notes fm pdf notes smartzworld. Consider a steady, incompressible boundary layer with thickness. We can then suppose that the behaviour of the uid is the same as if the uid was perfectly continuous in structure.
Real fluid an real fluid is one which has viscosity surface tension and compressible naturally available all fluids are real fluid. The main objective is to introduce a variety of classical experimental and. The main purpose of this course is to give a survey on the theory of incompressible navierstokes equations. Fluid statics and manometers january 24 and 29, 2008 me 390 fluid mechanics 5 25 variable density problem. Masteringengineering for fluid mechanics is a total learning package that is designed to improve results through personalized learning. Determination of pressure by simple manometers in fluid. Mechanics me 305 fluid mechanics i part 1 fundamental. This means that any physical property of the uid, say f, can be regarded as a continuous function of space x and. Fluid is a substance that deforms continuously under the application of shear tangential stress no matter how small the stress may be. The majority of these lecture notes are taken from the authors chapter blood flow in arteries and veins, in the book perspectives in fluid mechanics edited by g k batchelor, h k. Pressure is the force per unit area acting on a surface.
Fluid mechanics deals with the behaviour of fluids at rest and in motion. Density can also be thought of as the constant that relates mass to volume. All laws in continuum mechanics depart from a cv analysis i. Lecture notes in fluid mechanics by laurent schoeffel. Surface force on an arbitrary small surface element embedded in the fluid, with area. Douglas fluid mechanics 5th edition solution manual pdf best of all, they are entirely free to find, use and download, so there is no cost or stress at all. The topics listed below should be your guide for what you are responsible for knowing. Outline and manometers california state university. Density density relates the mass and volume such that mv kg m3 pressure pressure is the result of compacting the molecules of a fluid into a smaller space than it would otherwise occupy. Fluid statics fluid mechanics, spring term 2011 shear forces normal forces pressure where f is a force normal to area a flowing viscous fluid exert shear forces. F is the force exerted by the fluid on side 1, on the fluid on side 2.
Fluid mechanics study material aerospace engineering. An arbitrary region of fluid divided up into small rectangular elements depicted only in two dimensions. Flow of an unconfined viscous fluid down an incline. A mathematical introduction to fluid mechanics alexandre chorin department of mathematics university of california, berkeley berkeley, california 947203840, usa jerrold e. Two fluids of interest water air in some cases, fluid forces have little effect on an objects motion e. Fluid mechanics notes pdf fm notes pdf starts with the topics covering introduction to dimensions and units physical properties of fluids specific gravity, viscosity, surface tension. At the end of the course, the student will be able to co 1 list the properties of fluid, describe the type of fluid flow and fluid flow patterns. Fluid mechanics demonstrates how flows can be classified and how specific. The force acting on any fluid volume is equal to the pressure integral over the surface.
Viscosity is the property of a fluid which determines its resistance to shearing stresses. Fundamentals of fluid mechanics, 6th edition by munson textbook coloured. Fluid mechanics, as all other engineering areas, is involved with physical quantities. Continuum hypothesis, mathematical functions that define the fluid state, limits of the continuum hypothesis, closed set of equations for ideal fluids, boundary conditions for ideal fluids, nonlinear differential equations, eulers equations for incompressible ideal fluids, potential flows. There is now a companion volume solved problems in fluid mechanics, which alleviates the drawback of the first german edition, namely the absence of.
If the experiment requires equal masses of each liquid, what. The velocity field for an incom pressible fluid is solenoidal. Tata mcgrawhill education, jan 1, 2005 fluid mechanics 456 pages. Fluid mechanics deals with the behavior of fluids at rest fluid statics and in motion fluid dynamics. The solution of pipe flow problems requires the applications of two principles, the law of conservation of mass continuity equation and the law of conservation of energy bernoullis equation 1. A tank is constructed of a series of cylinders as shown in a.
Fundamentals of fluid mechanics, 6th edition by munson. A simple manometer consists of a tubular arrangement where one end of the tube is connected to the point in the fluid, whose pressure is to be determined and the other end is kept open to the. This text should serve as a source for the course theory and numerics for problems of fluid dynamics, delivered at rwth aachen in aprilmay 2006. Fluid mechanics is a branch of continuous mechanics which deals with a relationship between forces, motions, and static conditions in a continuous material. Jntuk syllabus bookall subject notes previous engineering physics. Fluid mechanics complete lecture notes ebook free download pdf the density of a material can be considered continuous except at the molecular level.
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