prabhas

Electronic Devices and circuits Lab

JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITYKAKINADA

II Year B.Tech EEE I-Sem

ELECTRONIC DEVICES AND CIRCUITS LAB

PART A : (Only for viva voce Examination)

ELECTRONIC WORKSHOP PRACTICE ( in 6 lab sessions) :

1. Identification, Specifications, Testing of R, L, C Components (Colour Codes),

Potentiometers, Switches (SPDT, DPDT, and DIP), Coils, Gang Condensers, Relays, Bread

Boards.

2. Identification, Specifications and Testing of Active Devices, Diodes, BJTs, Lowpower

JFETs, MOSFETs, Power Transistors, LEDs, LCDs, Optoelectronic Devices, SCR, UJT,

DIACs, TRIACs, Linear and Digital ICs.

3. Soldering practice – Simple Circuits using active and passive components.

4. Single layer and Multi layer PCBs (Identification and Utility).

5. Study and operation of

• Multimeters (Analog and Digital)

• Function Generator

• Regulated Power Supplies

1. Study and Operation of CRO.

PART B : (For Laboratory examination – Minimum of 10 experiments)

1. Frequency measurment using Lissajous Figures

2. PN Junction diode characteristics A. Forward bias B. Reverse bias.( cut-in voltage &

Resistance calculations)

3. Zener diode characteristics and Zener as a regulator

4. Transistor CB characteristics (Input and Output) & h Parameter calculations

5. Transistor CE characteristics (Input and Output) & h Parameter calculations

6. Rectifier without filters (Full wave & Half wave)

7. Rectifier with filters (Full wave & Half wave)

8. FET characteristics

9. SCR Charecteristics

10. UJT Charectristics

11. CE Amplifier

12. CC Amplifier (Emitter Follower).

PART C:

Equipment required for Laboratories:

1. Regulated Power supplies (RPS) - 0-30v

2. CROs - 0-20M Hz.

3. Function Generators - 0-1 M Hz.

4. Multimeters

5. Decade Resitance Boxes/Rheostats

6. Decade Capacitance Boxes

7. Micro Ammeters (Analog or Digital) - 0-20 μA, 0-50μA, 0-100μA, 0-

200μA

8. Voltmeters (Analog or Digital) - 0-50V, 0-100V, 0-250V

Electronic Components - Resistors, Capacitors, BJTs, LCDs,

SCRs, UJTs, FETs, LEDs,

Fluid Mechanics and Hydraulic Machines lab

JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY KAKINADA

II Year B.Tech EEE I-Sem

FLUID MECHANICS AND HYDRAULIC MACHINES LAB

1. Impact of jets on Vanes

2. Performance Test on Pelton Wheel.

3. Performance Test on Francis Turbine

4. Performance Test on Kaplan Turbine

5. Performance Test on Single Stage Centrifugal Pump

6. Performance Test on Multi Stage Centrifugal Pump

7. Performance Test on Reciprocating Pump

8. Calibration of Venturimeter

9. Calibration of Orifice meter.

10. Determination of friction factor for a given pipe line.11. Determination of loss of head due to

sudden contraction in a pipeline.

12. Turbine flow meter.

Note: Any 10 of the above 12 experiments are to be conducted.

Managerial Economics and Financial Analysis

JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY KAKINADA

II Year B.Tech EEE I-Sem

Common to all Branches (w.e.f.2010 batch)

MANAGERIAL ECONOMICS AND FINANCIAL ANALYSIS

Unit I

Introduction to Managerial Economics:

Introduction to Managerial Economics & Demand Analysis: Definition of Managerial Economics, Characteristics and Scope – Managerial Economics and its relation with other subjects- Basic economic tools in Managerial Economics

Demand Analysis: Meaning- Demand distinctions- Demand determinants- Law of Demand and its exceptions.

Unit-II

Elasticity of Demand & Demand Forecasting: Definition -Types of Elasticity of demand Measurement of price elasticity of demand: Total outlay method, Point method and Arc method- Significance of Elasticity of Demand.

Demand Forecasting: Meaning - Factors governing demand forecasting - Methods of demand forecasting (survey of buyers’ Intentions, Delphi method, Collective opinion, Analysis of Time series and Trend projections, Economic Indicators, Controlled experiments and Judgmental approach) - Forecasting demand for new products- Criteria of a good forecasting method.

Unit-III

Theory of Production and Cost Analysis: Production Function- Isoquants and Isocosts, MRTS, Law of variable proportions- Law of returns to scale- Least Cost Combination of Inputs, Cobb-Douglas Production function - Economies of Scale.

Cost Analysis: Cost concepts, Opportunity cost, Fixed Vs Variable costs, Explicit costs Vs. Implicit costs, Out of pocket costs vs. Imputed costs.-Determination of Break-Even Point (simple problems) - Managerial Significance and limitations of BEP.

UNIT-IV

Introduction to Markets, Managerial Theories of the Firm & Pricing Policies: Market structures: Types of competition, Features of Perfect Competition, Monopoly and Monopolistic Competition. Price-Output Determination under Perfect Competition, Monopoly, Monopolistic Competition and Oligopoly Managerial theories of the firm – Marris and Williamson’s models.

Pricing Policies: Methods of Pricing-Marginal Cost Pricing, Limit Pricing, Market Skimming Pricing, Penetration Pricing, Bundling Pricing, and Peak Load Pricing. Internet Pricing Models: Flat rate pricing, Usage sensitive pricing, Transaction based pricing, Priority pricing, charging on the basis of social cost, Precedence model, Smart market mechanism model.

Unit V

Types of Industrial Organization & Introduction to business cycles: Characteristic features of Industrial organization, Features and evaluation of Sole Proprietorship, Partnership, Joint Stock Company, State/Public Enterprises and their types.

Introduction to business cycles: Meaning-Phases of business cycles- Features of business cycles.

Unit VI

Introduction to Financial Accounting: Introduction to Double-entry system, Journal, Ledger, Trial Balance- Final Accounts (with simple adjustments)- Limitations of Financial Statements.

Unit VII

Interpretation and analysis of Financial Statement: Ratio Analysis – Liquidity ratios, Profitability ratios and solvency ratios – Preparation of changes in working capital statement and fund flow statement.

Unit VIII

Capital and Capital Budgeting: Meaning of capital budgeting, Need for capital budgeting – Capital budgeting decisions (Examples of capital budgeting) - Methods of Capital Budgeting: Payback Method, Accounting Rate of Return (ARR), IRR and Net Present Value Method (simple problems)

Text Books:

1. J.V.Prabhakar Rao: Managerial Economics and Financial Analysis, Maruthi Publications, 2011

2. N. Appa Rao. & P. Vijaya Kumar: ‘Managerial Economics and Financial Analysis’, Cengage Publications, New Delhi, 2011

References:

1. A R Aryasri - Managerial Economics and Financial Analysis, TMH 2011

2. Suma damodaran- Managerial Economics, Oxford 2011

3. S.A. Siddiqui & A.S. Siddiqui, Mangerial Economice and Financial Analysis, New Age International Publishers, 2011.

Fluid Mechanics and Hydraulic Machines

JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY KAKINADA

II Year B.Tech EEE I-Sem

FLUID MECHANICS AND HYDRAULIC MACHINERY

UNIT I

Fluid statics: Dimensions and units: physical properties of fluids- specific gravity, viscosity

surface tension- vapor pressure and their influence on fluid motion- atmospheric gauge and vacuum

pressure – measurement of pressure- Piezometer, U-tube and differential manometers.

UNIT II

Fluid kinematics: stream line, path line and streak lines and stream tube, classification of flows-steady

& unsteady, uniform, non uniform, laminar, turbulent, rotational, and irrotational flows-equation of

continuity for one dimensional flow.

Fluid dynamics: surface and body forces –Euler’s and Bernoulli’s equations for flow along a stream

line, momentum equation and its application on force on pipe bend.

UNIT III

Closed conduit flow: Reynold’s experiment- Darcy Weisbach equation- Minor losses in pipes- pipes

in series and pipes in parallel- total energy line-hydraulic gradient line.

Measurement of flow: pilot tube, venturimeter, and orifice meter, Flow nozzle, Turbine flow meter

(Ref.4)

UNIT IV

Basics of turbo machinery: hydrodynamic force of jets on stationary and moving flat, inclined,

and curved vanes, jet striking centrally and at tip, velocity diagrams, work don and efficiency, flow

over radial vanes.

UNIT V

Hydroelectric power stations: Elements of hydro electric power station-types-concept of

pumped storage plants-storage requirements, mass curve (explanation only) estimation of power

developed from a given catchment area; heads and efficiencies.

UNIT VI

Hydraulic Turbines: classification of turbines, impulse and reaction turbines, Pelton wheel,

Francis turbine and Kaplan turbine-working proportions, work done, efficiencies , hydraulic design

–draft tube- theory- functions and efficiency.

UNIT VII

Performance of hydraulic turbines: Geometric similarity, Unit and specific quantities,

characteristic curves, governing of turbines, selection of type of turbine, cavitation, surge tank, water

hammer.

UNIT-VIII

Centrifugal pumps: classification, working, work done – manomertic head- losses and

efficiencies- specific speed- pumps in series and parallel-performance characteristic curves, NPSH.

Reciprocating pumps: Working, Discharge, slip, indicator diagrams

TEXT BOOKS:

1. Hydraulics, fluid mechanics and Hydraulic machinery MODI and SETH.

2. Fluid Mechanics and Hydraulic Machines by Rajput.

REFERENCE BOOKS:

1. Fluid Mechanics and Fluid Power Engineering by D.S. Kumar, Kotaria & Sons.

2. Fluid Mechanics and Machinery by D. Rama Durgaiah, New Age International.

3. Hydraulic Machines by Banga & Sharma, Khanna Publishers.

4. Instrumentation for Engineering Measurements by James W. Dally, William E. Riley ,John Wiley

& Sons Inc. 2004 (Chapter 12 – Fluid Flow Measurements)

Electronic devices and Circuits

JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY KAKINADA

II Year B.Tech EEE I-Sem

Electronic Devices and Circuits

Unit-I

Electron Ballistics and Applications: Force on Charged Particles in Electric field, Constant Electric Field, Potential, Relationship between Field Intensity and Potential, Two Dimensional Motion, Electrostatic Deflection in Cathode ray Tube, CRO, Force in Magnetic Field, Motion in Magnetic Field, Magnetic Deflection in CRT, Magnetic Focusing, Parallel

Electric and Magnetic fields and Perpendicular Electric and Magnetic Fields.

Unit- II

Review of Semi Conductor Physics : Insulators, Semi conductors, and Metals classification

using Energy Band Diagrams, Mobility and Conductivity, Electrons and holes in Intrinsic Semi conductors, Extrinsic Semi Conductor, (P and N Type semiconductor) Hall effect, Generation and Recombination of Charges, Diffusion, Continuity Equation, Injected Minority Carriers, Law of Junction, Fermi Dirac Function, Fermi level in Intrinsic and Extrinsic

Semiconductor

Unit- III

Junction Diode Characteristics : Open circuited P N Junction, Forward and Reverse Bias, Current components in PN Diode, Diode Equation,Volt-Amper Characteristic, Temperature Dependence on V – I characteristic, Step Graded Junction, Diffusion Capacitance and Diode Resistance (Static and Dynamic), Energy Band Diagram of PN Diode,

Special Diodes: Avalanche and Zener Break Down, Zener Characterisitics, Tunnel Diode, Characteristics with the help of Energy Band Diagrams, Varactor Diode, LED, PIN Diode, Photo Diode

Unit IV

Rectifiers and Filters: Half wave rectifier, ripple factor, full wave rectifier(with and without

transformer), Harmonic components in a rectifier circuit, Inductor filter, Capacitor filter, Lsection

filter, Π- section filter, Multiple L- section and Multiple Π section filter, and comparison of various filter circuits in terms of ripple factors, Simple circuit of a regulator using zener diode, Series and Shunt voltage regulators

Unit- V

Transistors :

Junction transistor, Transistor current components, Transistor as an amplifier, Characteristics of Transistor in Common Base and Common Emitter Configurations, Analytical expressions for Transistor Characteristics, Punch Through/ Reach Through, Photo Transistor, Typical transistor junction voltage values.

Unit VI

Field Effect Transistors:

JFET characteristics (Qualitative and Quantitative discussion), Small signal model of JFET, MOSFET characteristics (Enhancement and depletion mode), Symbols of MOSFET, Introduction to SCR and UJT and their characteristics,

UNIT-VII

Transistor Biasing and Thermal Stabilization : Transistor Biasing and Thermal Stabilization: Operating point, Basic Stability, Collector to Base Bias, Self Bias Amplifiers, Stabilization against variations in VBE,, and β for the self bias circuit, Stabilization factors, (S, S', S'’), Bias Compensation, Thermistor and Sensitor compensation, Compensation against variation in VBE, Ico,, Thermal runaway, Thermal stability

UNIT- VIII

Small signal low frequency Transistor models: Two port devices and the Hybrid model, Transistor Hybrid model, Determination of h-parameters from characteristics, Measurement of h-parameters, Conversion formulas for the parameters of three transistor configurations, Analysis of a Transistor Amplifier circuit using h- parameters, Comparison of Transistor Amplifier configurations

Text Books

1. Electronic Devices and Circuits – J. Millman, C.C. Halkias, Tata Mc-Graw Hill

2. Electronic Devices and Circuits – K Satya Prasad, VGS Book Links

Reference

1. Integrated Electronics – Jacob Millman, Chritos C. Halkies,, Tata Mc-Graw Hill, 2009

2. Electronic Devices and Circuits – Salivahanan, Kumar, Vallavaraj, TATA McGraw Hill, Second Edition

3.. Electronic Devices and Circuits – R.L. Boylestad and Louis Nashelsky, Pearson/Prentice Hall,9thEdition,2006

4. Electronic Devices and Circuits -BV Rao, KBR Murty, K Raja Rajeswari, PCR Pantulu, Pearson, 2nd edition

Electro magnetic Fields

JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY KAKINADA

II Year B.Tech EEE I-Sem

ELECTROMAGNETIC FIELDS

Objective :

The objective of this course is to introduce the concepts of electric field and magnetic fields and their applications which will be utilized in the development of the theory for power transmission lines and electrical machines.

UNIT – I Electrostatics:

Electrostatic Fields – Coulomb’s Law – Electric Field Intensity (EFI) – EFI due to a line and a surface charge – Work done in moving a point charge in an electrostatic field – Electric Potential – Properties of potential function – Potential gradient – Guass’s law – Application of Guass’s Law – Maxwell’s first law, div( D )=ρv

UNIT – II Conductors and Dipole:

Laplace’s and Poison’s equations – Solution of Laplace’s equation in one variable. Electric dipole – Dipole moment – potential and EFI due to an electric dipole – Torque on an Electric dipole in an electric field – Behavior of conductors in an electric field – Conductors and Insulators.

UNIT – III Dielectric & Capacitance :

Electric field inside a dielectric material – polarization – Dielectric – Conductor and Dielectric – Dielectric boundary conditions, Capacitance – Capacitance of parallel plate and spherical and co-axial capacitors with composite dielectrics – Energy stored and energy density in a static electric field – Current density – conduction and Convection current densities – Ohm’s law in point form – Equation of continuity

UNIT – IV Magneto Statics :

Static magnetic fields – Biot-Savart’s law – Oesterd’s experiment - Magnetic field intensity (MFI) – MFI due to a straight current carrying filament – MFI due to circular, square and solenoid current – Carrying wire – Relation between magnetic flux, magnetic flux density and MFI – Maxwell’s second Equation, div(B)=0.

UNIT – V Ampere’s circuital law and its applications:

Ampere’s circuital law and its applications viz. MFI due to an infinite sheet of current and a long current carrying filament – Point form of Ampere’s circuital law – Maxwell’s third equation, Curl (H)=Jc, Field due to a circular loop, rectangular and square loops.

UNIT – VI Force in Magnetic fields:

Magnetic force - Moving charges in a Magnetic field – Lorentz force equation – force on a current element in a magnetic field – Force on a straight and a long current carrying conductor in a magnetic field – Force between two straight long and parallel current carrying conductors – Magnetic dipole and dipole moment – a differential current loop as a magnetic dipole – Torque on a current loop placed in a magnetic field

UNIT – VII Magnetic Potential:

Scalar Magnetic potential and its limitations – vector magnetic potential and its properties – vector magnetic potential due to simple configurations – vector Poisson’s equations. Self and Mutual inductance – Neumans’s formulae – determination of selfinductance of a solenoid and toroid and mutual inductance between a straight long wire and a square loop wire in the same plane – energy stored and density in a magnetic field. Introduction to permanent magnets, their characteristics and applications.

UNIT – VIII Time Varying Fields:

Time varying fields – Faraday’s laws of electromagnetic induction – Its integral and point forms – Maxwell’s fourth equation, Curl (E)=-∂B/∂t – Statically and Dynamically induced EMFs – Simple problems -Modification of Maxwell’s equations for time varying fields – Displacement current – Poynting Theorem and Poynting vector.

TEXT BOOKS:

1.“Engineering Electromagnetics” by William H. Hayt & John. A. Buck Mc. Graw-Hill Companies, 7th Editon.2006.

REFERENCE BOOKS

1.“ Principles of Electro Magnetics” by Sadiku, Oxford Publications,4th edition

2.“Introduction to Electro Dynamics” by D J Griffiths, Prentice-Hall of India Pvt.Ltd, 2^nd edition

Electrical Machines -1

JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY KAKINADA

II Year B.Tech EEE I-Sem

ELECTRICAL MACHINES - I

Objective :

Electrical machines course is one of the important courses of the Electrical discipline. In this

course the different types of DC generators and motors which are widely used in industry

are covered and their performance aspects will be studied.

UNIT – I Electromechanical Energy Conversion

Electromechanical Energy conversion – forces and torque in magnetic field systems – energy

balance- energy and force in a singly excited magnetic field system, determination of

magnetic force - co-energy – multi excited magnetic field systems.

UNIT – II D.C. Generators – Construction & Operation

D.C. Generators – Principle of operation – Constructional Features-E.M.F Equation- Action

of commutator – armature windings – lap and wave windings – simplex and multiplex

windings –Methods of Excitation-Types of DC generator: separately excited and self excited

generators

UNIT – III Armature Reaction in D.C. Generator

Armature reaction – Cross magnetizing and de-magnetizing AT/pole –commutation Process –

reactance voltage – methods of improving commutation – Compensating windings –

Interpoles.

UNIT – IV Characteristics of D.C Generators

O.C.C– build-up of E.M.F - critical field resistance and critical speed - causes for failure to

self excite and remedial measures—Internal & External characteristics of shunt, series and

Compound generator-Applications, Losses and Efficiency.

UNIT – V Parallel Operation

Need for parallel operation - Parallel operation of DC Shunt and Compound generators – use

of equalizer bar and cross connection of field windings – load sharing.

UNIT – VI D.C. Motors

D.C Motors – Principle of operation – Back E.M.F. - Torque equation –characteristics of

shunt, series and compound motors – Armature reaction and commutation, Losses and

Efficiency.

UNIT – VII Speed Control of D.C. Motors

Speed control of d.c. Motors: Armature voltage and field flux control methods. Ward-

Leonard system. Principle of 3 point and 4 point starters – protective devices—Application

of DC Motors.

UNIT – VIII Testing of D.C. Machines

Testing of d.c. machines: methods of testing-:Brake test, Indirect testing: Swinburne’s

method-- Regenerative or Hopkinson’s method-- Field’s test for series machines—

Retardation test-- separation of losses

TEXT BOOKS:

1.Electrical Machines – P.S. Bimbra., Khanna Publishers

REFERENCE BOOKS:

1.Electrical Machines by R.K.Rajput, Lakshmi publications,5th edition

2.Electrical Machines by D P.Kothari, I .J .Nagarth,Mc GrawHill Publications, 4th edition

3.Electrical Machines by J.B.Guptha. S.K.Kataria & Sons

Electrical circuit analysis - 1

JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY KAKINADA

II YEAR I SEM B.Tech EEE

Electrical Circuit Analysis-I

Objective:

This course introduces the basic concepts of circuit analysis which is the foundation for all

subjects of the Electrical Engineering discipline. The emphasis of this course is laid on the

basic analysis of circuits which includes single phase circuits, magnetic circuits, theorems,

transient analysis and network topology.

UNIT-I Introduction to Electrical Circuits

Circuit concepts –Resistor(R)-Inductor(L)-Capacitor(C)-Voltage and Current Sources (Ideal

and Non-Ideal)- Independent and Dependent Sources-Source transformation-Voltage -

Current relationship for passive bilateral elements (for different input signals-square, ramp,

saw tooth, triangular)-Ohm’s law

UNIT-II

Kirchoff’s laws – Network reduction techniques-Series, parallel, series parallel, star-to-delta

or delta-to-star transformation, Nodal analysis, mesh analysis, super node and super mesh for

D.C excitations.

UNIT-III Single Phase A.C Circuits

R.M.S,Average values and form factor for different periodic wave forms – sinusoidal

alternating quantities – Phase and Phase difference – Complex and polar forms of

representations, J-notation, Steady state analysis of R,L and C (in series, parallel and series

parallel combinations) with sinusoidal excitation-Concept of Reactance, Impedance,

Susceptance and Admittance-Power Factor and significance-Real and Reactive power,

Complex Power.

UNIT-IV Locus diagrams & Resonance

Locus diagrams - series R-L, R-C, R-L-C and parallel combination with variation of various

parameters - Resonance-series, parallel circuits, concept of band width and Q factor.

UNIT-V Magnetic Circuits

Magnetic circuits-Basic definition of MMF, flux and reluctance-Analogy between electrical

and magnetic circuits, Faraday’s laws of electromagnetic induction-concept of self and

mutual inductance-dot convention-coefficient of coupling-composite magnetic circuitanalysis

of series and parallel magnetic circuits

UNIT-VI Network topology

Definitions – Graph – Tree, Basic cutset and Basic Tieset matrices for planar networks –

Loop and Nodal methods of analysis of Networks with dependent & independent voltage and

current sources – Duality & Dual networks.

UNIT-VII Network theorems –I (Without Proof)

Thevenin’s, Norton’s, Maximum Power Transfer and Millman’s theorems for D.C and

sinusoidal excitations.

UNIT-VIII Network theorems – II (Without Proof)

Tellegen’s, Superposition, Reciprocity and compensation theorems for D.C and sinusoidal

excitations.

Text Books:

• Engineering Circuit Analysis by William Hayt and Jack E.Kemmerley,Mc Graw Hill

Company,6 th edition

• Network Analysis by K.Satya Prasad and S.Sivanagaraju, Cengage Learning

Reference Books:

• Electrical Circuits by A. Sudhakar and Shyammohan S Palli, Tata McGraw- Hill.

• Network Analysis by N.C.Jagan, C.Lakshmi Narayana BS publications 2nd edition.

• Network Analysis: Van Valkenburg; Prentice-Hall of India Private Ltd.

prabhas

how is it ????????????

manikanta

hi friends
this is my new blog