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### MATERIAL SCIENCE AND METALLURGY

Sub Code : 10AU32A/10AU42A

IA Marks : 25

Exam Marks: 100

**PART – A**

UNIT – 1 Crystal Structure:

BCC, FCC and HCP Structures, coordination number and atomic packing factors, crystal imperfections -point line and surface imperfections. Atomic Diffusion: Phenomenon, Flick’s laws of diffusion, factors affecting diffusion.

06 Hours

UNIT – 2 Mechanical Behaviour:

Stress-strain diagram showing ductile and brittle behaviour of materials, linear and non linear elastic behaviour and properties, mechanical properties in plastic range, yield strength offset yield strength, dutility, ultimate tensile strength, toughness. Plastic deformation of single crystal by slip and twinning.

06 Hours

UNIT – 3

Fracture:

Type I, Type II and Type III. Creep:

Description of the phenomenon with examples. three stages of creep, creep properties, stress relaxation.

Fatigue: Types of fatigue loading with examples, Mechanism of fatigue, fatigue properties, fatigue testing and SN

diagram.

07 Hours

UNIT – 4 Solidification:

Mechanism of solidification, Homogenous and Hetrogeneous nucleation, crystal growth, cast metal structures.

Phase Diagram I: Solid solutions Hume Rothary rule substitional, and interstitial solid solutions, intermediate phases, Gibbs phase rule.

07 Hours

**PART – B**

UNIT – 5 Phase Diagram II:

Construction of equilibrium diagrams involving complete and partial solubility, lever rule. Iron carbon equilibrium diagram description of phases, solidification of steels and cast irons, invariant reactions.

06 Hours

UNIT – 6 Heat treating of metals:

TTT curves, continous cooling curves, annealing and its types. normalizing, hardening, tempering, martempering, austempering, hardenability, surface hardening methods like carburizing, cyaniding, nitriding, flarne hardening and induction hardening, age hardening of aluminium-copper alloys.

07 Hours

UNIT – 7 Ferrous and non ferrous materials:

Properties, Compostion and uses of

• Grey cast iron, malleable iron, S.G iron and steel

• Copper alloys-brasses and bronzes.

• Aluminium alloys-Al-Cu,Al-Si,Al-Zn alloys.

06 Hours

UNIT – 8 Composite Materials:

Definition, classification, types of matrix materials & reinforcements, fundamentals of production of FRP’ sand MMC’s advantages and application of composites.

07 Hours

**TEXT BOOKS:**

- 1. Foundations of Materials Science and Engineering, Smith, 3rd Edition McGraw Hill, 2009
- 2. Materials Science, Shackleford., & M. K. Muralidhara, Pearson Publication – 2007.

**REFERENCE BOOKS:**

- 1. An introductionn to Metallurgy; Alan Cottrell, University Press India Oriental Longman Pvt. Ltd., 1974.
- 2. Engineering Materials Science, W.C.Richards, PHI, 1965
- 3. Physical Metallurgy; Lakhtin, Mir Publications
- 4. Materials Science and Engineering, V.Raghavan , PHI, 2002
- 5. Elements of Materials Science and Engineering, H. VanVlack, Addison- Wesley Edn., 1998
- 6. Materials Science and Engineering,William D. Callister Jr., John Wiley & Sons. Inc, 5th Edition, 2001.
- 7. The Science and Engineering of Materials, Donald R. Askland and Pradeep.P. Phule, Thompson Learning, 4lh Ed., 2003.

### ENGINEERING MATHEMATICS – III

CODE: 10MAT31

IA Marks: 25

Exam Marks:100

### Click Here To MATHEMATICS – 3 Syllabus See

MECHANICAL MEASUREMENTS AND METROLOGY

Sub Code : 10AU32B/10AU42B

IA Marks : 25

Exam Marks: 100

**PART- A**

UNIT-1: Standards of measurement:

Definition and Objectives of metrology, Standards of length-International prototype meter, Imperial standard yard, Wave length standard, subdivision of standards, line and end standard, calibration of end bars (Numerical), Slip gauges, Wringing phenomena, Indian Standards (M-81, M-12), Numerical problems on building of slip gauges.

06 Hours

UNIT-2: System of Limits, Fits, Tolerance and Gauging:

Definition of tolerance, Specification in assembly, Principle of interchangeability and selective assembly limits of size, Indian standards, concept of limits of size and tolerances, compound tolerances, accumulation of tolerances, definition of fits, types of fits and their designation (IS919-1963), geometrical tolerance, positional-tolerances, hole basis system, shaft basis system, classification of gauges, brief concept of design of gauges (Taylor’s principles), Wear allowance on gauges, Types of gauges-plain plug gauge, ring gauge, snap gauge, limit gauge and gauge materials.

07 Hours

UNIT-3: Comparators and Angular measurement:

Introduction to comparators, characteristics, classification of comparators, mechanical comparators- Johnson Mikrokator, sigma comparators, dial indicator, optical comparators-principles, Zeiss ultra optimeter, electric and electronic comparators-principles, LVDT, pneumatic comparators, back pressure gauges, solex comparators. Angular measurements, bevel protractor, sine principle and use of sine bars, sine centre, use of angle gauges (numericals on building of angles), clinometers.

07 Hours

UNIT-4: Interferometer and screw thread, gear measurement:

Interferometer, interferemetry, autocollimator. Optical flats. Terminology of screw threads, measurementof major diameter, minor diameter, pitch, angle and effective diameter of screw threadsby 2-wire and 3-wire methods, best size wire. Tool maker’s microscope, gear.to., terminology, use of gear tooth vernier caliper and micrometer.

06 Hours

**PART-B**

UNIT-5: Measurements and measurement systems:

Definition, significance of measurement, generalized measurement system, definitions and concept of accuracy, precision, calibration, threshold, sensitivity, hysterisis, repeatability, linearity, loading effect, system response-times delay. Errors in measurement, classification of errors. Transducers, transfer efficiency, primary and secondary transducers, electrical, mechanical, electronic transducers, advantages of each type transducers.

07 Hours

UNIT-6 Intermediate: modifying and terminating devices:

Mechanical systems, inherent problems, electrical intermediate modifying devices, input circuitry, ballast circuit, electronic amplifiers and telemetry. Terminating devices, mechanical, cathode ray oscilloscope, oscillographs, X-Y plotters.

06 Hours

UNIT-7:Measurement of force, torque and pressure:

Principle, analytical balance,platform balance, proving ring. Torque measurement, Prony brake, hydraulicdynamometer. Pressure measurements, principle, use of elastic merijbers, Bridgemangauge, Mcloed gauge, Pirani gauge.

06 Hours

UNIT-8:Temperature and strain measurement:

Resistance thermometers, thermocouple, law of thermo couple, materials used for construction, pyrometer, optical pyrometer. Strain measurements, strain gauge, preparation and mounting of strain gauges, gauge factor, methods of strain measurement.

07 Hours

**TEXT BOOKS:**

- 1. Mechanical Measurements, Beckwith Marangoni and Lienhard, Pearson Education, 6th Ed., 2006.
- 2. Engineering Metrology, R.K. Jain, Khanna Publishers, 1994.

**REFERENCE BOOKS:**

- 1. Engineering Metrology, I.C. Gupta, Dhapat Rai Publications,Delhi.
- 2. Mechanical Measurements, R.K. Jain
- 3. Industrial Instrumentation, Alsutko, Jerry. D. Faulk, Thompson Asia Pvt. Ltd.2002.
- 4. Measurement Systems Applications and Design, Ernest O. Doblin, McGraw Hill Book Co.

### BASIC THERMODYNAMICS

Sub Code : 10AU33

IA Marks : 25

Exam Marks: 100

**PART-A**

UNIT – 1 Fndamental Concepts & Definitions:

Thermodynamis; definition and scope, Microscopic and Macroscopic approaches. Engineering thermodynamics; definition, some practical applications of engineering thermodynamic. System ( Closed system) and Control Volume (open system); Characteristics of system boundary and control surface, examples. Thermodynamic properties; definition and units, intensive and extensive properties. Thermodynamic state, state point, state diagram, path and process, quasi-static process, cyclic and non-cyclic preesses; Thermodynamic equilibrium; definition, mechanical equilibrium; diathermic wall, thermal equilibrium, chemical equilibrium, Zeroth law of thermodynamics, Temperature; concepts, scales, measurement. Internal fixed points.

07 Hours

UNIT – 2 Work and Heat:

Mechancis, defintion of work and its limitations. Thermodynamic definition of work; examples, sign convention. Displacement work; at part of a system boundary, at whole of a system boundary, expressions for displacement work in various processes through p-v diagrams. Shaft work; Electrical work. Other types of work. Heat; definition, units and sign convention, what heat is not.

06 Hours

UNIT – 3 First Law of Thermodynamics:

Joules expriments, equivalence of heat and work. Statement of the First law of thermodynamics, extension of the First law to non – cyclic processes, energy, energy as a property, modes of energy, pure substance; definition, twoproperty rule, Specific heat at constant volume, enthalpy, specific heat constant pressure. Extension of the First law to control volume; steady state-steady flow energy equation, important applications, analysis of unsteady processes such as filmg and evacuation of vessels with and without heat transfer.

06 Hours

UNIT – 4 Second Law of Thermodynamics:

Devices converting heat to work; (a) in a thermodynacmic cycle, (b) in a mechanical cycle. Thermal reservoir. Direct heat engine; schematic representation and efficiency. Devices converting work to heat in a theromodynamic cycle; reserved heat engine, schematic representation, coefficients of performace. Keivin – Planck statement of the Secnd law of Thermodynamics; PMM II and PMM I, Clasius statement of Second law of Thermodynamics,Equivalence of the two statements; Reversible and irrevesible processes; factors that make a process irreversible, reversible heat engines, Carnot cycle, Carnot principles. Thermodynamic temperature scale.

07 Hours

**PART-B**

UNIT – 5 Entropy:

Clasius inequality; Statement, proof, application to a reversible cycle. Entropy; definition, a property, principle of increase of entropy, entropy as a quantitative test for irreversibility, calculation of entropy using Tds relations, entropy as a coordinate. Available and unavailable energy.

06 Hours

UNIT – 6 Pure Substances:

P-T and P-V diagrams, triple point and critical points. Sub-cooled liquid, saturated liquid, mixture of saturated liquid and vapour, saturated vapour and superheated vapour states of pure substance with water as example.

Enthalpy of change of phase (Latent heat). Dryness fraction (quality), T-S and H-S diagrams, representation of various processes on these diagrams. Steam tables and its use. Throttling calorimeter, separating and throttling calorimeter.

07 Hours

UNIT – 7 Thermodynamic relations:

Maxwell relation, Causius Clayperon’s equation. Ideal gas; equation of state, internal energy and enthalpy as functions of temperature only, universal and partiuclar gas constans, specific heats, perfect and semi-perfect gases. Evaluation of heat, work, change in internal energy. enthalpy and entropy in various quasi-static processes.

07 Hours

UNIT – 8 Ideal gas mixture :

Ideal gas mixture;Dalton’s laws of partial pressures, Amagat’s law of additive volumes, evaluation of properties, Analysis of various process. Real Gases: Introduction. Vander Waal’s Equation of state, Vander Waal’s constants in terms of critical properties, law of corresponding states, compressiblity factor; compressibility chart

06 Hours

**TEXT BOOKS:**

- 1. Basic and Applied Thermodynamics, P.K.Nag, Tata McGraw Hul Pub. 2002
- 2. Thermodynamcis, An Engineering Approach, Yunus A.Cenegal and Michael A.Boles, Tata McGraw Hill publications, 2002

**REFERENCE BOOKS:**

- 1. K.A.Venkatesh Basic Engineering Thermodynomics, Thermodynomic data hand book by B.T. Nijaguna. (To be supplied in the examination)
- 2. Engineering Thermodynamics, J.B.Jones and G.A.Hawkins, John Wiley and Sons..
- 3. Fundamentals of Cloassical Thermodynamics, G.J.Van Wylen and R.E.Sonntag, Wiley Eastern.
- 4. An Introduction to Thermodynamcis, Y.V.C.Rao, Wiley Eastern, 1993,
- 5. B.K Venkanna “Basic Thermodynomics, PHI New Delhi

### MECHANICS OF MATERIALS

Sub Code : 10AU34

IA Marks : 25

Exam Marks: 100

**PART-A**

UNIT 1: Simple Stress and Strain:

Introduction, Stress, strain, mechanical properties of materials, Linear elasticity, Hooke’s Law and Poisson’s ratio, Stress-Strain relation – behaviour in tension for Mild steel, cast iron and non ferrous metals. Extension / Shortening of a bar, bars with cross sections varying in steps, bars with continuously varying cross sections (circular and rectangular), Elongation due to self weight, Principle of super position.

07 Hours

UNIT 2: Stress in Composite Section:

Volumetric strain, expression for volumetric strain, elastic constants, simple shear stress, shear strain, temperature stresses (including compound bars).

06 Hours

UNIT 3: Compound Stresses:

Introduction, Plane stress, stresses on inclined sections, principal stresses and maximum shear stresses, Mohr’s circle for plane stress.

07 Hours

UNIT 4:

Energy Methods: Work and strain energy, Strain energy in bar/beams, castiglinios theorem, Energy methods. Thick and Thin Cylinder Stresses in thin cylinders, changes in dimensions of cylinder (diameter, length and volume). Thick cylinders Lame’s equation (compound cylinders not included).

06 Hours

**PART-B**

UNIT 5: Bending Moment and Shear Force in Beams:

Introduction, Types of beams, loads and reactions, shear forces and bending moments, rate of loading, sign conventions, relationship between shear force and bending moments. Shear force and bending moment diagrams for different beams subjected to concentrated loads, uniformly distributed load, (UDL) uniformly varying load (UVL) and couple for different types of beams.

07 Hours

UNIT 6: Bending and Shear Stresses in Beams:

Introduction, Theory of simple bending, assumptions in simple bending. Bending stress equation, relationship between bending stress,radius of curvature, relationship between bending moment and radius of curvature.Moment carrying capacity of a section.Shearing stresses in beams, shear stress across rectangular, circular, symmetrical I and T sections. (composite / flotched beams not included).

07 Hours

UNIT 7: Deflection of Beams:

Introduction, Differential equation for deflection. Equations for deflection, slope and bending moment. Double integration method for cantilever and simply supported beams for point load, UDL, UVL and Couple. Macaulay’s method

06 Hours

UNIT 8: Torsion of Circular Shafts and Elastic Stability of Columns:

Introduction. Pure torsion,assumptions, derivation of torsional equations, polar modulus, torsional rigidity / stiffness of shafts. Power transmitted by solid and hollow circular shafts

Columns: Euler’s theory for axially loaded elastic long columns. Derivation of Euler’s load for various end conditions, limitations of Euler’s theory, Rankine’s formula.

06 Hours

**TEXT BOOKS:**

- 1. “Mechanics of Materials”, by R.C.Hibbeler, Printice Hall. Pearson Edu., 2005
- 2. “Mechanics of materials”, James.M.Gere, Thomson, Fifth edition 2004.
- 3. “Mechanics of materials”, in S.I. Units, Ferdinand Beer & Russell Johnstan, TATA Mc GrawHill- 2003.

**REFERENCE BOOKS:**

- 1. “Strength of Materials”, S.S. Rattan, Tata McGraw Hill, 2009
- 2. “Strength of Materials”, S.S.Bhavikatti, Vikas publications House -1 Pvt. Ltd., 2nd Ed., 2006.
- 3. “Mechanics of Materials”, K.V. Rao, G.C. Raju, First Edition, 2007
- 4. “Engineering Mechanics of Solids”, Egor.P. Popov, Pearson Edu. India, 2nd, Edison, 1998.
- 5. “Strength of Materials”, W.A. Nash, Sehaum’s Outline Series, Fourth Edition-2007.

### MANUFACTURING PROCESS – I

Sub Code : 10AU35

IA Marks : 25

Exam Marks: 100

**PART – A**

**CASTING PROCESS**

UNIT 1: Introduction:

Concept of Manufacturing process, its importance. Classification of Manufacturing processes. Introduction to Casting process & steps involved. Varieties of components produced by casting process. Advantages & Limitations of casting process.

Patterns: Definition, functions, Materials used for pattern, various pattern allowances and their importance. Classification of patterns, BIS colour coding of Patterns. Binder: Definition, Types of binder used in moulding sand. Additives: Need, Types of additives used.

06 Hours

UNIT 2: Sand Moulding :

Types of base sand, requirement of base sand. Moulding sand mixture ingredients (base sand, binder & additives) for different sand mixtures. Method used for sand moulding, such as Green sand, dry sand and skin dried moulds.

Cores: Definition, Need, Types. Method of making cores, Binders used,core sand moulding. Concept of Gating & Risering. Principle and types. Fettling and cleaning of castings. Basic steps, Casting defects, Causes, features and remedies.

Moulding Machines : Jolt type, Squeeze type, Jolt & Squeeze type and Sand slinger.

07 Hours

UNIT 3: Special moulding

Process: Study of important moulding processes, No bake moulds, Flaskless moulds, Sweep mould, CO2 mould, Shell mould, Investment mould.

Metal moulds: Gravity die-casting, Pressure die casting, Centrifugal casting, Squeeze Casting, Slush casting, Thixocasting and Continuous Casting Processes.

07 Hours

UNIT 4: Melting Furnaces:

Classification of furnaces. Constructional features & working principle of coke fired, oil fired and Gas fired pit furnace, Resistance furnace, Coreless Induction furnace, Electric Arc Furnace, Cupola furnace.

06 Hours

**PART – B**

**WELDING**

UNIT 5: Welding process:

Definition, Principles, Classification, Application, Advantages & limitations of welding. Arc Welding: Principle, Metal Arc welding (MAW), Flux Shielded Metal Arc Welding (FSMAW), Inert Gas Welding (TIG & MIG) Submerged Arc Welding (SAW) and Atomic Hydrogen Welding processes. (AHW)

Gas Welding: Principle, Oxy – Acetylene welding, Chemical Reaction in Gas welding, Flame characteristics. Gas torch construction & working. Forward and backward welding.

07 Hours

UNIT 6: Special types of welding:

Resistance welding – principles, Seam welding, Butt welding, Spot welding and projection welding. Friction welding, Explosive welding, Thermit welding, Laser welding and Electron beam welding.

07 Hours

UNIT 7: Metallurgical aspect, in welding :

Structure of welds, Formation of different zones during welding. Heat affected zone (HAZ). Parameters affecting HAZ. Effect of carbon content on structure and properties of steel. Shrinkage in welds & Residual stresses. Concept of electrodes, Filler rod and fluxes. Welding defects – Detection causes & remedy.

06 Hours

UNIT 8: Principles of soldering & brazing:

Parameters involved & Mechanism. Different Types of Soldering & Brazing Methods. Inspection Methods: Methods used for Inspection of casting and welding. Visual, Magnetic particle, Fluorescent particle, Ultrasonic, Radiography, Eddy current, Holography methods of Inspection.

06 Hours

**TEXT BOOKS:**

- 1. “Manufacturing Process-I”, Dr.K.Radhakrishna, Sapna Book House, 5th Revised Edition 2009.
- 2. “Manufacturing & Technology: Foundry Forming and Welding”, P.N.Rao 2nd Ed., Tata McGraw Hill, 2003.

**REFERENCE BOOKS:**

- 1. “Manufacturing Technology”, Serope Kalpakjain, Steuen.R.Sechmid, Pearson Education Asia, 5th Ed. 2006.
- 2. “Process and Materials of Manufacturing”, Roy A Lindberg, 4th Ed. Pearson Edu. 2006.

### COMPUTER AIDED MACHINE DRAWING

Sub Code : 10AU36A/10AU46A

IA Marks : 25

Exam Marks : 100

**PART A (2D Only)**

Introduction:

Review of graphic interface of the software. Review of basic sketching commands and navigational commands. Starting a new drawing sheet. Sheet sizes. Naming a drawing. Drawing units, grid and snap.

2Hrs

Unit – 1: Sections of Solids:

Sections of Pyramids, Prisms, Cubes, Tetrahedrons, Cones and Cylinders resting only on their bases (No problems on, axis inclinations, spheres and hollow solids). True shape of sections. Orthographic views: Conversion of pictorial views into orthographic projections of simple machine parts with or without section. (Bureau of Indian Standards conventions are to be followed for the drawings) Hidden line conventions. Precedence of lines. 8Hrs

Unit – 2: Thread Forms :

Thread terminology, forms of threads – BSW Thread, Sellers thread, ISO Metric thread, square and Acme thread. Conventional representation of threads. Fasteners: Hexagonal headed bolt and nut with washer (assembly), square headed bolt and nut with washer (assembly). Types of Bolt heads, special types of nuts, locking of nuts, Studs, set screws, grub screws. 8Hrs

**PART B (2D Only)**

Unit – 3: Keys, Cotter and knuckle Joints: Types of Keys, Cotter and knuckle Joints, Riveted Joints: lap joints- single and double riveted lap joints, butt joints with single/double cover straps (Chain and Zigzag, using snaphead rivets). 8Hrs

Unit – 4: Automotive Components:

Clutch lever, Spark plug, IC Engine valve, Valve tappet lever, crank lever, rocker arm, Cylinder liner, Cylinder and Cylinder head of two stroke petrol engine, Crank shaft and cam shaft, stubaxle Oldham’s coupling and universal coupling (Hooks’ Joint) 8Hrs

**PART C**

Assembly Drawings

(Part drawings should be given)

Assembly drawing of following machine parts (3D parts to be created and assembled and then getting 2D drawing with required views, along with 3D part drawings).

1. Plummer block (Pedestal Bearing)

2. Petrol Engine piston

3. I.C. Engine connecting rod

4.Fuel Injector

5.Clutches(Single and multi Plate)

6. Master Cylinder and Wheel Cylinder

7. Carburettor 18Hrs

**Text books**

- 1. ‘Machine Drawing’ , K.R. Gopala Krishna, Subhash Publication.
- 2. ‘A Primer on Computer Aided Machine Drawing’, Published by VTU, Belgaum.
- 3. ‘Machine Drawing’, N.D.Bhat & V.M.Panchal
- 4. ‘Machine Drawing’ , N. Siddeshwar, P. Kanniah, V.V.S. Sastri,published by Tata Mc GrawHill,2006
- 5. ‘Automobile Engineering Drawing’, R.B.Gupta, Satya Prakashan, New Delhi

**Reference Books**

- 1. ‘A Text Book of Computer Aided Machine Drawing’, S. Trymbaka Murthy, CBS Publishers, New Delhi, 2007
- 2. ‘Machine Drawing with Auto CAD’. Goutam Purohit & Goutham Ghosh, 1st Indian print Pearson Education, 2005
- 3. ‘Auto CAD 2006, for engineers and designers’. Sham Tickoo. Dreamtech 2005

**NOTE**:

Internal assessment: 25 Marks

All the sheets should be drawn in the class using software. Sheet sizes should be A3/A4. All sheets must be submitted at the end of the class by taking printouts.

Scheme of Examination:

Two questions to be set from each Part-A, Part-B and Part-C

Student has to answer one question each from Part-A and Part-B for 20 marks each. And one question from

Part-C for 60 marks.

i.e. PART-A 1×20 = 20 Marks

PART-B 1×20 = 20 Marks

PART-C 1×60 = 60 Marks

Total = 100 Marks

### FLUID MECHANICS

Sub Code : 10AU36B/ 10AU46B

IA Marks : 25

Exam Marks : 100

**PART – A**

UNIT-1: Properties of Fluids:

Introduction, Properties of fluids, viscosity, thermodynamic properties, surface tension, capillarity, vapour pressure and cavitation

06 Hours

UNIT-2: Fluid Statics :

Fluid pressure at a point, Pascal’s law, pressure variation in a static fluid, absolute, gauge, atmospheric and vacuum pressures, simple manometers and differential manometers. Total pressure and center of pressure on submerged plane surfaces; horizontal, vertical and inclined plane surfaces, curved surface submerged in liquid.

07 Hours

UNIT-3: Buoyancy and Fluid Kinematics:

Buoyancy, center of buoyancy, metacentre and metacentric height, conditions of equilibrium of floating and submerged bodies, determination of Metacentric height experimentally and theoretically.

Kinematics: Types of fluid flow, continuity equation in 2D and 3D (Carversian Co-ordinates only, velocity and acceleration, velocity potential function and stream function.

07 Hours

UNIT-4: Fluid Dynamics:

Introduction equation of motion, Euler’s equation of motion, Bernoulli’s equation from first principles and also from Euler’s equation, limitations of Bernoulli’s equation.

06 Hours

**PART-B**

UNIT-5: Fluid Flow Measurements :

Venturimeter, orificemeter, pitot-tube, vertical orifice, V-Notch and rectangular notches. Dimensional Analysis : Introduction, derived quantities, dimensions of physical quantities, dimensional homogeneity, Rayleigh’s method, Buckingham p theorem, dimensionless numbers, similitude, types of similtudes.

07 Hours

UNIT-6: Flow through pipes :

Minor losses through pipes. Darey’s and Chezy’s equation for loss of head due to friction in pipes. HGL andTEL.

06 Hours

UNIT-7: Laminar flow and viscous effects :

Reyonold’s number, critical Reynold’s number, laminar flow through circular pipe-Hagen Poiseille’s equation, laminar flow between parallel and stationary plates.

06 Hours

UNIT-8: Flow past immersed bodies :

Drag, Lift, expression for lift and drag, boundary layer concept, displacement, momentum and energy thickness.

Introduction to compressible flow : Velocity of sound in a fluid, Mach nuber, Mach cone, propogation of pressure waves in a compressible fluid.

07 Hours

**TEXT BOOKS:**

- 1. Fluid Mechanics by Oijush.K.Kundu, IRAM COCHEN, ELSEVIER, 3rd Ed. 2005.
- 2. Fluid Mechancis by Dr. Bansal, R.K.Lakshmi Publications, 2004.

**REFERENCE BOOKS:**

- 1. Fluid Mechanics and hydraulics, Dr.Jagadishlal: Metropolitan Book Co-Ltd., 1997.
- 2. Fluid Mechanics (SI Units), Yunus A. Cingel John M.Oimbala. Tata MaGrawHill, 2006.
- 3. Fluid Mechanics by John F.Douglas, Janul and M.Gasiosek and john A.Swaffield, Pearson Education Asia, 5th ed., 2006
- 4. Fluid Mechanics and Fluid Power Engineering, Kumar.D.S, Kataria and Sons., 2004
- 5. Fluid Mechanics -. Merle C. Potter, Elaine P.Scott. Cengage learning

### METALLOGRAPHY AND MATERIAL TESTING LABORATORY

Sub Code : 10AUL 37A /10AUL47A

IA Marks : 25

Exam Marks : 50

**PART – A**

1. Preparation of specimen for Metallograpic examination of different engineering materials. Identification of microstructures of plain carbon steel, tool steel, gray C.I, SG iron, Brass, Bronze & composites.

2. Heat treatment: Annealing, normalizing, hardening and tempering of steel. Hardness studies of heattreated samples.

3. To study the wear characteristics of ferrous, non-ferrous and composite materials for different parameters.

4. Non-destructive test experiments like,

(a). Ultrasonic flaw detection

(b). Magnetic crack detection

(c). Dye penetration testing. To study the defects of Cast and Welded specimens

**PART – B**

1. Tensile, shear and compression tests of metallic and non metallic specimens using Universal Testing Machine

2. Torsion Test

3. Bending Test on metallic and nonmetallic specimens.

4. Izod and Charpy Tests on M.S,C.I Specimen.

5. Brinell, Rockwell and Vickers’s Hardness test.

6. Fatigue Test.

Scheme of Examination:

ONE question from part -A: 20 Marks

ONE question from part -B: 20 Marks

Viva -Voice: 10 Marks

Total: 50 Marks

### MECHANICAL MEASUREMENTS AND METROLOGY LABORATORY

Sub Code : 10AUL 37B /10AUL47B

IA Marks : 25

Exam Marks : 50

**PART-A: MECHANICAL MEASUREMENTS**

1. Calibration of Pressure Gauge

2. Calibration of Thermocouple

3. Calibration of LVDT

4. Calibration of Load cell

5. Determination of modulus of elasticity of a mild steel specimen using strain gauges.

**PART-B: METROLOGY**

1. Measurements using Optical Projector / Toolmaker Microscope.

2. Measurement of angle using Sine Center / Sine bar / bevel protractor

3. Measurement of alignment using Autocollimator / Roller set

4. Measurement of cutting tool forces using

a. Lathe tool Dynamometer

b. Drill tool Dynamometer.

5. Measurement of Screw thread Parameters using Two wire or Three-wire method.

6. Measurements of Surface roughness, Using Tally Surf/Mechanical Comparator

7. Measurement of gear tooth profile using gear tooth vernier /Gear tooth micrometer

8. Calibration of Micrometer using slip gauges

9. Measurement using Optical Flats

Scheme of Examination:

ONE question from Metrology (part -A) 20 Marks

ONE question from Instrumentation (part -B) 20 Marks

Viva –Voce 10 Marks

Total 50 Marks

### FOUNDRY AND FORGING LABORATORY

Sub Code : 10AUL 38A /10AUL48A

IA Marks : 25

Exam Marks : 50

**PART – A**

1. Testing of Moulding sand and Core sand Preparation of sand specimens and conduction of the following tests:

1 Compression, Shear and Tensile tests on Universal Sand Testing Machine.

2 Permeability test

3 Core hardness & Mould hardness tests.

4 Sieve Analysis to find Grain Finest number of Base Sand

5 Clay content determination in Base Sand

**PART – B**

2. Foundry Practice

Use of foundry tools and other equipments.

Preparation of moulds using two moulding boxes using patterns or without patterns. (Split pattern, Match plate pattern and Core boxes).

Preparation of one casting (Aluminum or cast iron-Demonstration only)

**PART – C**

3. Forging Operations

• Calculation of length of the row material requited to do the modle.

• Preparing minimum three forged models involving upsetting, drawing and bending operations.

• Out of these three models, at least one model is to be prepared by using Power Hammer.

Scheme of Examination:

One question is to be set from Part-A: 10 marks

One question is to be set from either

Part-B or Part-C: 30 marks

Calculation part in case of forging is made compulsory

Calculation + Foundry = 05 +25 = 30 Marks

(Forging) Model

Viva-Voce: 10 marks.

Total: 50 marks.

### MACHINE SHOP

Sub Code : 10AUL38B / 10AUL48B

IA Marks : 25

Exam Marks : 50

**PART – A**

Preparation of three models on lathe involving Plain turning, Taper turning, Step turning, Thread cutting, Facing, Knurling, Drilling, Boring, Internal Thread cutting and Eccentric turning.

**PART – B**

Cutting of V Groove/ dovetail / Rectangular groove using a shaper. Cutting of Gear Teeth using Milling Machine.

Scheme of Examination:

One Model from Part – A 30 marks

One Model from Part – B 10 marks

Viva – Voce 10 marks

Total 50 marks