TSPSC AEE CIVIL/Mech/Electrical Syllabus Previous Paper PDF

TSPSC Assistant Executive Engineers syllabus, previous year pdf download available for AEE 2017-2018 CBRT/OMR based Test. Telangana State Public Service Commission, HYDERABAD (TSPSC) posted job notification Assistant Executive Engineers in Various Engineering Services in the State of Telangana to fill 463 AEE Post at tspsc.gov.in for any degree holders those who want to join Telangana Govt jobs. The eligible candidates now apply online for TSPSC vacancies before last date and the online preliminary written exam will be held on August 2017 TSPSC AEE CIVIL/Mech/Electrical Syllabus Previous Paper PDF


TSPSC Assistant Executive Engineers ( AEE )- CIVIL/ MECHANICAL/ ELECTRICAL ENGINEERING Model Paper Syllabus PDF Download

THE SELECTION OF CANDIDATES FOR APPOINTMENT TO THE POSTS WILL BE MADE IN TWO SUCCESSIVE STAGES VIZ.,
i) Examination (Objective Type) by Online / OMR based.
AND
ii) Oral Test in the shape of Interview (only for those qualified as per Rules).
THE FINAL SELECTION OF THESE POSTS WILL BE BASED ON THE EXAMINATION EITHER ONLINE OR OMR BASED AND INTERVIEW MARKS PUT TOGETHER.
1. Those candidates who qualify in the Examination (Objective Type) in order of merit will be called for verification of Certificates and Interview in 1:2 ratio, Community and Category wise for the vacancies available. The minimum qualifying marks for Interview / Selection are OCs 40%, BCs 35% SCs, STs and PH 30%. The minimum qualifying marks are relaxable in the case of SC/ST/BC/PH at the discretion of the Commission.


Assistant Executive Engineers (Civil/Mechanical) in I & CAD R&B Department

SCHEME AND SYLLABUS FOR THE POST OF ASSISTANT EXECUTIVE ENGINEERS (CIVIL) / (ELECTRICAL) IN VARIOUS ENGINEERING SERVICES

SCHEME OF EXAMINATION
Part: A: WRITTEN EXAMINATION
(Objective Type)
No. of Questions
Duration (Minutes)
Maximum Marks

Paper-I: General Studies And General Abilities

150

150

150

Paper-II: Civil Engineering (Degree Level) /
Electrical Engg.,(Degree Level)

150

150

300
Part: B: Interview
50
Total
500

Syllabus
Paper-I: GENERAL STUDIES AND GENERAL ABILITIES

1.    Current affairs Regional, National and International.
2.    International Relations and Events.
3.    General Science; India’s Achievements in Science and Technology.
4.    Environmental   issues;     Disaster    Management-    Prevention   and     Mitigation Strategies.
5.    Economic and Social Development of India and Telangana.
6.    Physical, Social and Economic Geography of India.
7.    Physical, Social and Economic Geography and Demography of Telangana.
8.    Socio-economic,  Political  and  Cultural  History  of  Modern  India  with  special emphasis on Indian National Movement.
9.    Socio-economic,  Political  and  Cultural  History  of  Telangana  with  special emphasis on Telangana Statehood Movement and formation of Telangana state.
10. Indian Constitution; Indian Political System; Governance and Public Policy. 11.Social Exclusion; Rights issues such as Gender, Caste, Tribe, Disability etc. and
inclusive policies.
12.Society, Culture, Heritage, Arts and Literature of Telangana. 13.Policies of Telangana State.
14.Logical Reasoning; Analytical Ability and Data Interpretation. 15.Basic English. (10th Class Standard)
PAPER-II: CIVIL ENGINEERING (DEGREE LEVEL)

1.    BUILDING MATERIALS AND CONSTRUCTION
Bricks– Types of Bricks, Indian standard classification, properties; Stones   Types of stones, classification, properties, dressing and polishing of stones; Methods of Quarrying; Cement Different grades and types of cement, properties and IS specifications; Aggregates coarse and fine aggregate, properties and IS specifications; Cement Mortar Proportions of cement mortar for various applications; Concrete Constituents of Concrete,  Different grades of




Concrete, mix proportioning using IS Code, Properties of fresh and hardened Concrete; Admixtures Types of Admixtures

2.    STRENGTH OF MATERIALS AND THEORY OF STRUCTURES
Strength of Materials: Simple stresses and strains, elastic constants and relationship between them; Compound bars; Temperature stresses; Shear forces and bending moment diagrams for beams; Principal stresses and Mohr’s circle of stress, Theory of bending and bending stresses ; Shear stress distribution; Theory of torsion; Springs; Deflections of beams; Thin and thick cylinders;; Analysis of trusses, Betti-Maxwell theorem; Shear centre and unsymmetrical bending.
Theory of Structures: Direct and bending stresses; Columns and struts; Strain energy method; Moving loads and influence lines; Arches and suspension bridges; Static and kinematic indeterminacy; Moment distribution, Slope deflection, and Kani’s methods applied to continuous beams and portal frames; Column analogy and matrix methods of analysis.

3.      RCC AND STEEL STRUCTURES
Concrete Structures: Materials, permissible stresses and IS Specifications; Working stress methods; Limit State Method - Stress Blocks parameters, design of Beams, Slabs, Columns and Footing; Design for Shear and Torsion; Design of Retaining Walls, Water tanks, and T-Beam Slab bridges; Yield line theory.
Steel Structures: Properties of steel sections, permissible stresses, IS Specifications; Riveted and welded joints and connections; Design of simple and compound Beams and Columns, Column bases, Roof trusses, Plate and Gantry Girders; Plate Girder Lattice Girder Railway bridges, and Bearings. Plastic analysis.
Pre-Stressed Concrete: Basic concepts, material for pre-stressing, losses in Pre- stress, classification of pre-stressing system; Analysis of PSC Sections.

4.    FLUID MECHANICS AND HYDRAULICS
Fluid Properties; Measurement of Pressure - Manometers; Fluid Kinematics Classification of Fluids, Stream function and Velocity potential, significance and use of Flownets, Fluid dynamics - Continuity equation, Bernoulli’s equations and Impulse momentum equation; Laminar and Turbulent flow through pipes significance of Reynolds number, Hagen Poiseuille’s equation, Darcy Weisbach equation, Friction factor, Water hammer phenomenon; Compressible flow Bernoulli’s equation for Isothermal and Adiabatic conditions, Mach Number, Mach cone, stagnation properties; Steady uniform flow through open channels; Gradually varied flows significance of Froude number, classification and computation of Flow profiles, Hydraulic jump, Surges; Boundary layer Laminar and Turbulent Boundary layer, Boundary layer thickness, rough and smooth Boundaries, Boundary layer separation; Dimensional analysis and similarity laws; Hydraulic Turbines classification, Velocity triangles, principles and design of reaction and impulse turbines; Centrifugal pumps specific speed, work done and efficiency, characteristic curves.

5.    HYDROLOGY AND WATER RESOURCES ENGINEERING
Hydrological cycle; Rainfall types and measurement, network design; Infiltration
- ะค- index; Runoff process, factors and determination of runoff, dependable yield; Floods flood hydrograph, computation of flood peak using rational formula, unit hydrograph method and Gumbel’s extreme value methods; Groundwater types of aquifer and properties, Darcy’s law, specific yield, steady radial flow to wells in confined and unconfined aquifers; Irrigation types and advantages, soil water plant relationship, consumptive use, duty, delta, base period, crops and their water requirements; Single and multipurpose projects; Dams classification, forces and design of Gravity dam and Earth dam; Spillways types, energy dissipation, stilling basin, Appurtenances; Canals alignment,   Kennedy’s   and   Lacey’s   theories,   lining   of   Canals;   Weirs   




components, design of vertical drop and sloping glacis weir; Seepage forces Bligh’s Theory, Khosla’s theory; Canal falls types and design principles; Cross drainage works classification and design principles of aqueducts; Hydropower classification and principle components of Hydroelectric power plants.

6.    ENVIRONMENTAL ENGINEERING.
Water supply objectives, rate of demand, population forecasts; Analysis of water classification, design of coagulation, sedimentation, filtration, disinfection and softening processes; Methods of layout of distribution pipes Hardy cross method; Waste water engineering systems of sewerage, hydraulic formulae and design of sewers, BOD, COD, self purification of natural streams, methods of sewage disposal; Treatment of sewage principles and design of grit chamber, sedimentation tanks, trickling filters, activated sludge process, sludge digestion tanks, septic tanks; Municipal solid waste characteristics, collection and transportation of solid wastes; Air Pollution types and sources of pollutants, air quality standards; Noise pollution Impacts and permissible limits, measurement and control of noise pollution.
7.    TRANSPORTATION ENGINEERING.
Highway Classification as per IRC; Highway alignment; Engineering Surveys; Geometric Design; Cross sectional elements of road; Gradient; Grade compensation; Traffic Surveys speed, Volumes, origin and destination; Highway capacity and level of service as per HCM 2000; Intersection at grade and grade separated; Channelization; Rotary intersection; signal design webstar method, traffic signs, pavement marking; Parking studies, accidental studies, pavement types, Factors considered for pavement design, flexible and rigid pavements design concepts.
Railway Engineering: Permanent way, rails, sleepers, ballast; Creep, coning of wheel, rail fixtures and fastenings, super elevation, cant deficiency, curves, turnout; Points and crossings.
Airport Engineering: Selection of site of Airport, runway orientation and design, wind rose diagram, basic run way length, correction to basic runway length.

8.    SOIL MECHANICS AND FOUNDATION ENGINEERING
Soil Mechanics: Physical properties of soils, Classification and identification, Permeability, Capillarity, Seepage, Compaction, Consolidation, Shear Strength, Earth pressure, Slope stability;
Foundation Engineering: Site investigations, stress distribution in soils, Bearing capacity, Settlement analysis, Types of Foundation, Pile foundations, Foundations on expansive soils; swelling and its preventions; Coffer dams, Caissons, Dewatering, Bracing for excavations, Newmark charts, machine foundations.
Engineering Geology: Mineralogy, Structural Geology, Groundwater Exploration methods; Engineering Geology applications for Tunnels, Dams and Reservoirs; Geological hazards and preventive measures.

9.    ESTIMATION, COSTING AND CONSTRUCTION MANAGEMENT
Abstract estimate: Detailed estimate centerline, long & short wall method, various items of Civil Engineering works as per Indian Standard, General Specifications - Earth Work, Brick / Stone Masonry in Cement Mortar, RCC, Plastering in Cement Mortar, Floor finishes, white wash, colour wash; Standard schedule of rates, lead and lift, preparation of lead statement; Computation of earth work Mid-ordinate, Mean Sectional area, Trepezoidal method, Prismoidal Rule; Approximate estimate Plinth area and cubic rate estimate.
10. SURVEYING
Principle and classification of surveying, chain surveying; Compass surveying; Levelling and contouring; Theodolite surveying; curves; Introduction and Fundamental concepts of electronic measuring instruments EDM, Total station, GIS & GPS.



PAER-II: ELECTRICAL ENGINEERING (Degree Level)

Electric Circuits and Fields: Network graph, KCL, KVL, node and mesh analysis, transient response of dc and ac networks; sinusoidal steady-state analysis, resonance, basic filter  concepts; ideal current and voltage sources, Thevenin's, Norton's, Superposition, Maximum Power Transfer and Reciprocity theorems; two-port networks, three phase circuits; Star, Delta connections, Measurement of power by two-wattmeter method; Fourier, Laplace and Z transforms; Gauss Theorem, electric field and potential due to point, line, plane and spherical charge distributions; Ampere's and Biot-Savart's laws; inductance; dielectrics; capacitance.

Electrical Machines: Single phase transformer - equivalent circuit, phasor diagram, tests, regulation and efficiency; three phase transformers - connections, parallel operation; auto-transformer; energy conversion principles; DC machines - types, windings, generator and motor characteristics, losses and efficiency, armature reaction and commutation, starting and speed control of motors, tests; three phase induction motors - principles, types, performance characteristics, starting and speed  control; single phase induction motors; synchronous machines - performance, regulation and parallel operation of alternators, motor starting, characteristics and applications; servo motors.

Power Systems: Basic power generation concepts, Economic aspects, Types of Tariffs; transmission line models and performance; cable performance, insulators, Sag and Tension; corona and radio interference; distribution systems; per-unit quantities; bus impedance and admittance matrices; load flow study; voltage control; power factor correction; economic operation; Load Frequency Control; symmetrical components; symmetrical & unsymmetrical fault analysis; principles of over-current, differential and distance protection; Generator protection, Transformer protection, Feeder protection, static relays; circuit breakers; Power system stability concepts, swing equation, power angle curve, solution of swing equation, equal area criterion.

Control Systems: Principles of feedback; transfer function; block diagrams; steady- state errors; Routh and Nyquist techniques; Bode plots; root loci; lag, lead and lead-lag compensation; state space model; state transition matrix, controllability and observability.

Electrical and Electronic Measurements: DC, AC Bridges, potentiometers; PMMC, moving iron, dynamometer and induction type instruments; measurement of voltage, current, power, energy and power factor; shunts, multipliers; instrument transformers; digital voltmeters, CRO; phase, time and frequency measurements using lissajous patterns; error analysis.


Analog and Digital Electronics: Characteristics of p-n junction diode, Zener diode, BJT, FET; amplifiers - biasing, equivalent circuit and frequency response; oscillators and feedback amplifiers; operational amplifiers - characteristics and applications; simple active filters; VCOs and timers; Boolean Algebra, mizimizition of switching functions combinational and sequential logic circuits; schimitt trigger, multi vibrators Flip flops, counters and registers, sample and hold circuits; A/D and D/A converters; microprocessor basics.(8085 & 8086), architecture, programming and interfacing.

Power Electronics: Semiconductor power diodes, transistors, thyristors, triacs, GTOs, MOSFETs and IGBTs - static characteristics and principles of operation; triggering circuits commutation circuits; phase control rectifiers; bridge converters - fully controlled and half controlled; dual converters, principles of choppers, inverters, cyclo-converters and ac voltage controllers.


Electric Drives: Four quadrant operation, Types of loads, Energy loss during starting and braking of dc and ac motors, Types of braking in dc & ac motors, Basis concepts of converter and chopper fed dc drives; V/f control, static rotor resistance control and slip power recovery scheme of 3-phase induction motor drives.





Utilization: High frequency eddy current heating, dielectric heating, Arc furnace, electric arc welding & electric resistance welding, Illumination: Laws of illumination, MSCP, SV
& MV lamps, Factory, street & flood lighting, Electric traction and track electrification, Speed-time curves, Tractive effort, Specific energy consumption, Mechanism of train movement, adhesive weight and coefficient of adhesion. DC motor series parallel control, energy saving.




Post: Assistant Executive Engineer (Mechanical) in Ground Water Department
Scheme and Syllabus for the post of Assistant Executive Engineer (Mechanical) in Ground Water Department.
Scheme of Examination

No.of Questions
Duration(Minute s)
Maximum Marks
Part:A: WRITTEN EXAMINATION
(Objective Type)
Paper-I: General Studies and General Abilities

150

150

150
Paper-II: Mechanical Engineering (Degree Level)
150
150
300
Part: B: Interview
50

Total
500

Syllabus
Paper-I: GENERAL STUDIES AND GENERAL ABILITIES
1.  Current affairs Regional, National and International.
2.  International Relations and Events.
3.General Science; India’s Achievements in Science and Technology. 4.Environmental issues;   Disaster                 Management-               Prevention         and                 Mitigation
Strategies.
5.    Economic and Social Development of India and Telangana.
6.    Physical, Social and Economic Geography of India.
7.    Physical, Social and Economic Geography and Demography of Telangana.
8.    Socio-economic,  Political  and  Cultural  History  of  Modern  India  with  special emphasis on Indian National Movement.
9.    Socio-economic,  Political  and  Cultural  History  of  Telangana  with  special emphasis on Telangana Statehood Movement and formation of Telangana state.
10. Indian Constitution; Indian Political System; Governance and Public Policy.
11. Social Exclusion; Rights issues such as Gender, Caste, Tribe, Disability etc. and inclusive policies.
12. Society, Culture, Heritage, Arts and Literature of Telangana.
13. Policies of Telangana State.
14. Logical Reasoning; Analytical Ability and Data Interpretation.
15. Basic English. (10th Class Standard)





PAPER-II: MECHANICAL ENGINEERING (DEGREE LEVEL)

(Common Syllabus for B.E. Degree (Mechanical), or B.Tech (Agricultural Engineering) or an Equivalent Qualification).

Section I:  Applied Mechanics and Design

1.   Engineering Mechanics: Free-body diagrams and equilibrium; trusses and frames; virtual work; kinematics and dynamics of particles and of rigid bodies in plane motion; impulse and momentum (linear and angular) and energy formulations, collisions.


2.   Mechanics of Materials: Stress and strain, elastic constants, Poisson's ratio; Mohr’s circle for plane stress and plane strain; thin cylinders; shear force and bending moment diagrams; bending and shear  stresses;  deflection  of beams; torsion of circular shafts; Euler’s theory of columns; energy methods; thermal stresses; strain gauges and rosettes; testing of materials with universal testing machine; testing of hardness and impact strength.

3.   Theory of Machines: Displacement, velocity and acceleration analysis of plane mechanisms; dynamic analysis of linkages; cams; gears and gear trains; flywheels and governors; balancing of reciprocating and rotating masses; gyroscope.

4.   Vibrations: Free and forced vibration of single degree of freedom systems, effect of damping; vibration isolation; resonance; critical speeds of shafts.

5.   Machine Design: Design for static and dynamic loading; failure theories; fatigue strength and the S-N diagram; principles of the design of machine elements such as bolted, riveted and welded joints, keys, shafts, gears, rolling and sliding contact bearings, brakes and clutches, springs.

Section II:  Fluid Mechanics and Thermal Sciences
1.    Fluid Mechanics: Fluid properties; fluid statics, manometry, buoyancy, forces on submerged bodies, stability of floating bodies; control-volume analysis of mass, momentum and energy; fluid acceleration; differential equations of continuity and momentum; Bernoulli’s equation; dimensional
analysis;  viscous  flow  of  incompressible  fluids,  boundary layer,  elementary turbulent flow, flow through pipes, head losses in pipes, bends and fittings.
2.    Heat-Transfer: Modes of heat transfer; one dimensional heat conduction, resistance concept and electrical analogy, heat  transfer  through  fins; unsteady heat conduction, lumped parameter system, thermal  boundary layer, dimensionless parameters in free and forced convective heat transfer, heat transfer correlations for flow over flat plates and through pipes, effect of turbulence; heat exchanger performance, LMTD and NTU methods; radiative heat transfer, Stefan- Boltzmann law, Wien's displacement law, black and grey surfaces, view factors, radiation network analysis.


3.     Thermodynamics: Thermodynamic systems and processes; properties of pure substances, behavior of ideal and real  gases;  zeroth  and  first  laws  of thermodynamics, calculation of work and heat in various processes; second law of thermodynamics; availability and irreversibility; thermodynamic relations.
4.  Power Engineering: Air compressors; vapour and gas power cycles, concepts




of regeneration and reheat.

5.     I.C. Engines: Air-standard Otto, Diesel and dual cycles.

6.    Refrigeration and air-conditioning: Vapour and gas refrigeration and heat pump cycles; basic psychrometric processes.

7.   Turbomachinery: Impulse and reaction principles, velocity diagrams, Pelton- wheel, Francis and Kaplan turbines.


Section III:  Materials, Manufacturing and Industrial Engineering
1.    Engineering Materials: Structure and properties of engineering materials, phase diagrams, heat treatment, stress-strain diagrams for engineering materials.
2.    Casting, Forming and Joining Processes: Different types of castings, design of patterns, moulds and cores; solidification and cooling; riser and gating design. Plastic deformation and yield criteria; fundamentals of hot and cold working processes; load estimation for bulk metal forming processes such as forging, rolling, extrusion, drawing; and sheet metal forming processes such as shearing, deep drawing, bending; principles of powder metallurgy. Principles of welding, brazing, soldering and adhesive bonding.
3.    Machining and Machine Tool Operations: Mechanics of machining; basic machine tools; single and multi-point cutting tools, tool geometry and materials, tool life and wear; economics of machining; principles of non-traditional machining processes; principles of work holding, design of jigs and fixtures.
4.    Metrology and Inspection: Limits, fits and tolerances; linear and angular measurements; comparators; gauge design; interferometry; form and surface finish measurement; machine tool; alignment and testing methods; tolerance analysis in manufacturing and assembly.
5.   Computer Integrated Manufacturing: Basic concepts of CAD/CAM and their integration tools.
6.   Production Planning and Control: Forecasting models, aggregate production planning, scheduling, materials requirement planning.
7.   Inventory Control: Deterministic models; safety stock inventory  control systems.

8.   Operations Research: Linear programming, simplex method transportation, assignment, network flow models, simple queuing models, PERT and CPM.





Post code No: Assistant Executive Engineers (Civil/Mechanical) in Tribal Welfare Engineering Department

SCHEME  AND  SYLLABUS  FOR  THE  POST  OF  ASSISTANT  EXECUTIVE ENGINEERS (CIVIL/MECHANICAL) IN TRIBAL WELFARE ENGINEERING DEPT.

SCHEME OF EXAMINATION
Part: A: WRITTEN EXAMINATION
(Objective Type)
No. of Questions
Duration (Minutes)
Maximum Marks

Paper-I: General Studies And General Abilities


150


150


150

Paper-II: Common Syllabus for
Civil/Mechanical Engineering

150

150

300
Part: B: Interview
50
Total
500

Syllabus

Paper-I: GENERAL STUDIES AND GENERAL ABILITIES

1.  Current affairs Regional, National and International.
2.    International Relations and Events.
3.    General Science; India’s Achievements in Science and Technology.
4.    Environmental   issues;     Disaster    Management-    Prevention   and     Mitigation Strategies.
5.    Economic and Social Development of India and Telangana.
6.    Physical, Social and Economic Geography of India.
7.    Physical, Social and Economic Geography and Demography of Telangana.
8.    Socio-economic,  Political  and  Cultural  History  of  Modern  India  with  special emphasis on Indian National Movement.
9.    Socio-economic,  Political  and  Cultural  History  of  Telangana  with  special emphasis on Telangana Statehood Movement and formation of Telangana state.
10. Indian Constitution; Indian Political System; Governance and Public Policy.
11. Social Exclusion; Rights issues such as Gender, Caste, Tribe, Disability etc. and inclusive policies.
12. Society, Culture, Heritage, Arts and Literature of Telangana.
13. Policies of Telangana State.
14. Logical Reasoning; Analytical Ability and Data Interpretation.
15. Basic English. (10th Class Standard)






Paper-II: COMMON SYLLABUS FOR CIVIL & MECHANICAL ENGINEERING STRENGTH OF MATERIALS:-
Simple Stresses and Strains: Types of stresses and strains, Stress and strain relationship, Hook's Law, working stress and factor of safety, Poisson’s ratio, Elastic constants and their relations, Compound bars, Thermal stresses, Compound stresses, Mohr’s circle for plane stress and plane strain, Principal stresses and planes; Testing of materials with UTM.

Shear Force and Bending Moment Diagrams: S.F.D. and B.M.D. for cantilevers, simply supported beams and over hanging beams subjected to point loads and uniformly distributed loads.  Relations among load, shear force and bending moment.

Bending and Shear Stress: Basic equation; M/I = F/Y = E/R - Distribution of bending and shear stresses across various cross sections such as rectangular, circular, I and T sections, Torsion of circular shafts; power transmission.

Columns and Struts: Euler's theory and Rankine's Theory, Socant and Perry formulae for eccentrically loaded columns.

Deflections and Slopes: Slopes and deflections in cantilevers, simply supported beams, propped beams and fixed beams subjected to point loads and uniformly distributed loads.

FLUID MECHANICS AND HYDRAULIC MACHINERY:

Fluid Statics: Properties of fluids, Hydrostatic force on a plane and curved area, Centre of pressure and its applications.

Fluid Dynamics: Convective and local acceleration, Euler's equation of motion and its integration, Bernoulli's equation of motion and its application, flow in curved path. Free and forced vortex.

Flow Measurements: Notches and weirs, venture meters, pitot tube, nozzle meter, current meter.

Compressible Flow: Velocity of pressure wave, wave velocity for adiabatic and isothermal compression, Basic equations of one-dimensional flow; Continuity, energy and momentum equations.


Flow through Pipes: Reynold's number, formulae for laminar flow through circular pipes, Turbulent flow, Darcy Weisbsch equation, friction factor, head losses in pipes, bends and fittings.

Turbines: Classification, specific speed, velocity triangles, Principles of design of reaction and impulse turbines, characteristic curves.


Pumps: Centrifugal pump, velocity triangles, Work done and efficiency, minimum starting speed, loss of head; specific speed and characteristic curves for centrifugal pumps.

tspsc general studies previous papers with answers free download, aee previous question papers for civil/Mechanical/Electrical engineering 2015, 2016 in PDF Format

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