JUNIOR ENGINEERS (CIVIL, MECHANICAL, ELECTRICAL, QUANTITY SURVEYING & CONTRACT) EXAMINATION
ABOUT EXAMINATION
Staff Selection Commission will hold every year an open competitive examination for recruitment of Junior Engineers, Group ‘B’ Non-Gazetted posts in the Pay Band of Rs.9300-34800/-plus Grade Pay Rs.4200/-.
Department allotted through this examination are :
1. Central Public Works Department (CPWD)
2. Central Water Commission (CWC)
3. Military Engineering Services (MES)
4. Border Road Organization (BRO)
5. Department of Post
Minimum age required: 18 years
Essential Educational Qualifications : Diploma in Engineering
Department allotted through this examination are :
1. Central Public Works Department (CPWD)
2. Central Water Commission (CWC)
3. Military Engineering Services (MES)
4. Border Road Organization (BRO)
5. Department of Post
Minimum age required: 18 years
Essential Educational Qualifications : Diploma in Engineering
PATTERN OF EXAMINATION
Selection is purely based on written examination. The written Examination will comprise two papers — Paper-1 consisting only of objective types of questions and Paper-2 consisting of conventional types of questions. Both Papers have syllabus of the relevant engineering disciplines viz. Civil Engineering, Mechanical Engineering and Electrical Engineering.
The pattern of examination
| Papers | Subject |
Time Alloted
|
Max Marks
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Paper–1 Objective Type |
(i) General Intelligence & Reasoning
(ii) General Awareness (iii) Part–A General Engineering (Civil & Structural) OR Part-B General Engineering (Electrical) OR Part-C General Engineering (Mechanical) | 2 hours |
50
50 100 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Paper-2 Conventional Type
|
Part-A General Engineering (Civil &Structural)
OR Part-B General Engineering (Electrical) OR Part-C General Engineering (Mechanical) |
2 hours
|
300
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Total | 500 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Paper-1
(I) General Intelligence & Reasoning: questions of both verbal and nonThe Syllabus for General Intelligence would include verbal type. The test may include questions on analogies, similarities, differences, space visualization, problem solving, analysis, judgement, decision making, visual memory, discrimination, observation, relationship concepts, arithmetical reasoning, verbal and figure classification, arithmetical number series etc. The test will also include questions designed to test the candidate’s abilities to deal with abstract ideas and symbols and their relationships, arithmetical computations and other analytical functions.
( ii ) General Awareness :Questions will be aimed at testing the candidate ’ s general awareness of the environment around him/her and its application to society. Questions will also be designed to test knowledge of current events and of such matter s of everyday observations and experience in their scientific aspect as may be expected of any educated person. The test will also include questions relating to India and its neighbouring countries especially pertaining to History, Culture, Geography, Eco nomic Scene, General Polity and Scientific Research, etc. These questions will be such that they do not require a special study of any discipline.
(iii) General Engineering (Civil and Structural), (Electrical & Mechanical):
Part - A
Civil engineering:
Building Materials, Estimating, Costing and Valuation, Surveying, Soil Mechanics, Hydraulics, Irrigation Engineering, Transportation Engineering, Environmental Engineering.
Structural engineering: Theory of Structures, Concrete Technology, RCC Design, Steel Design.
Part - B
Electrical engineering:
Basic concepts, Circuit law, Magnetic Circuit, AC Fundamentals, Measurement and Measuring instruments, Electrical Machines, Fractional Kilowatt Motors and single phase induction Motors, Synchronous Machines, Generation, Transmission and Distribution, Estimation and Costing, Utilization and Electrical Energy, Basic Electronics.
Part - C
Mechanical engineering:
Theory of Machines and Machine Design, Engineering Mechanics and Strength of Material.
Properties of Pure Substances, 1st Law of Thermodynamics, 2nd Law of Thermodynamics, Air standard Cycles for IC Engines, IC Engine Performance, IC Engines Combustion, IC Engine Cooling & Lubrication, Rankine cycle of System, Boilers, Classification, Spec ification, Fitting & Accessories, Air Compressors & their cycles, Refrigeration cycles Nozzles & Steam Turbines. , Principle of Refrigeration Plant,
Properties & Classification of Fluids, Fluid Statics, Measurement of Fluid Pressure, Fluid kinematics, Dyn amics of Ideal fluids, Measurement of Flow rate Turbines, Centrifugal Pumps, Classification of steel.
Paper-2
Part - A (Civil & Structural engineering)
Civil Engineering
Building material: Physical and Chemical properties, classification, standard tests, uses and manufacture/quarrying of materials e.g. building stones, silicate based materials, cement (Portland), asbestos products, timber and wood based products, laminates, bituminous materials, paints, varnishes.
Estimating, Costing and Valuation : estimate, glossary of technical terms, analysis of rates, methods and unit of measurement, Items of workearthwork, Brick work (Modular & Traditional bricks), RCC work, Shuttering, Timber work, Painting, Flooring, Plastering. Boundary wall, Brick building, Water Tank, Septic tank, Bar bending schedule, Centre line method, Midsection formula, Trapezodial formula, Simpson’s rule. Cost estimate of Septic tank, flexible pavements, Tube well, isolates and combined foo tings, Steel Truss, Piles and pilecaps. ValuationValue and cost, scrap value, salvage value, assessed value, sinking fund, depreciation and obsolescence, methods of valuation.
Surveying : Principles of surveying, measurement of distance, chain survey ing, working of prismatic compass, compass traversing, bearings, local attraction, plane table surveying, theodolite traversing, adjustment of theodolite, Levelling, Definition of terms used in levelling, contouring, curvature and refraction corrections, t emporary and permanent adjustments of dumpy level, methods of contouring, uses of contour map, tachometric survey, curve setting, earth work calculation, advanced surveying equipment.
Soil Mechanics : Origin of soil, phase diagram, Definitionsvoid ratio, porosity, degree of saturation, water content, specific gravity of soil grains, unit weights, density index and interrelationship of different parameters, Grain size distribution curves and their uses. Index properties of soils, Atterberg’s limits, ISI s oil classification and plasticity chart. Permeability of soil, coefficient of permeability, determination of coefficient of permeability, Unconfined and confined aquifers, effective stress, quick sand, consolidation of soils, Principles of consolidation, consolidation, preconsolidation pressure, normally consolidated soil, e degree oflog p curve, computation of ultimate settlement. Shear strength of soils, direct shear test, Vane shear test, Triaxial test. Soil compaction, Laboratory compaction test, M aximum dry density and optimum moisture content, earth pressure theories, active and passive earth pressures, Bearing capacity of soils, plate load test, standard penetration test.
Hydraulics : Fluid properties, hydrostatics, measurements of flow, Bernoul li’s theorem and its application, flow through pipes, flow in open channels, weirs, flumes, spillways, pumps and turbines.
Irrigation Engineering : Definition, necessity, benefits, 2II effects of irrigation, types and methods of irrigation, Hydrology precipitation–– Mea surement of rainfall, run off coefficient, rain gauge, losses from evaporation, infiltration, etc. Water requirement of crops, duty, delta and base period, Kharif and Rabi Crops, Command area, Time factor, Crop ratio, Overlap allowance, I rrigation efficiencies. Different type of canals, types of canal irrigation, loss of water in canals. Canal liningtypes and advantages. Shallow and deep to wells, yield from a well. Weir and barrage, Failure of weirs and permeable foundation, Slit a nd Scour, Kennedy’s theory of critical velocity. Lacey’s theory of uniform flow. Definition of flood, causes and effects, methods of flood control, water logging, preventive measure. Land reclamation, Characteristics of affecting fertility of soils, pur poses, methods, description of land and reclamation processes. Major irrigation projects in India.
Transportation Engineering : Highway Engineering types of pavements, pavement materials–– cross sectional elements, geometric design, aggregates and bitum en, different tests, Design of flexible and rigid pavementsWater Bound Macadam (WBM) and Wet Mix Macadam (WMM), Gravel Road, Bituminous construction, Rigid pavement joint, pavement maintenance, Highway drainage, Railway EngineeringComponents of perman ent waysleepers, ballast, fixtures and fastening, track geometry, points and crossings, track junction, stations and yards. Traffic Engineering Different traffic survey, speed interchanges,flowdensity and their interrelationships, intersections and traffic signals, traffic operation, traffic signs and markings, road safety.
Environmental Engineering : Quality of water, source of water supply, purification of water, distribution of water, need of sanitation, sewerage systems, circular sewer, oval sew er, sewer appurtenances, sewage treatments. Surface water drainage. Solid waste management effects, engineered management system. Air pollution–– types, pollutants, causes, effects, control. Noise pollution Structurcause, health effects, control.
Structural Engineering
Theory of structures : Elasticity constants, types of beamsdeterminate and indeterminate, bending moment and shear force diagrams of simply supported, cantilever and over hanging beams. Moment of area and moment of inertia for rectangular & circular sections, bending momen t and shear stress for tee, channel and compound sections, chimneys, dams and retaining walls, eccentric loads, slope deflection of simply supported and cantilever beams, critical load and columns, Torsion of circular section.
Concrete Technology : Propert ies, Advantages and uses of concrete, cement aggregates, importance of water quality, water cement ratio, workability, mix design, storage, batching, mixing, placement, compaction, finishing and curing of concrete, quality control of concrete, hot weather weather concreting, repair and maintenance of concrete structures.
RCC Design : RCC beamsand cold flexural strength, shear strength, bond strength, design of singly reinforced and double reinforced beams, cantilever beams. T beams, lintels. One way and two way slabs, isolated footings. Reinforced brick works, columns, staircases, retaining wall, water tanks (RCC design questions may be based on both Limit State and Working Stress methods).
Steel Design : Steel design and construction of steel columns, beams roof trusses plate girders.
Part - B ( Electrical Engineering):
Basic concepts : Concepts of resistance, inductance, capacitance, and various factors affecting them. Concepts of current, voltage, power, energy and their units.
Circuit law : Kirchhoff’s law, Simple Circuit solution using network theorems.
Magnetic Circuit : Concepts of flux, mmf, reluctance, Different kinds of magnetic materials, Magnetic calculations for conductors of different configuration e.g. straight, circular, solenoida Electromagnetic induction, self and mutual induction.
AC Fundamentals : Instantaneous, peak, R.M.S. and average values of alternating waves, Representation of sinusoidal wave form, simple series and parallel AC Circuits consisting of R.L. and C, Re sonance, Tank Circuit. Poly Phase system and sinusoidal response of RLand RC circuit.
Measurement and measuring instruments : Measurement of power (1 phase and 3 phase, both active and reactive) and energy , 2 wattmeter method of 3 phase power measurement. Measurement of frequency and phase angle . Ammeter and voltmeter (both moving oil and moving iron type), extension of range wattmeter, Multimeters, Megger, Energy meter AC Bridges. Use of CRO, Signal Ge nerator, CT, PT and their uses. Earth Fault detection.
Electrical Machines : (a) D.C. MachineConstruction, Basic Principles of D.C. motors and generators, their characteristics, speed control and starting of D.C. Motors. Method of braking motor, Loss es and efficiency of D.C. Machines. (b) 1 phase and 3 phase transformersConstruction, Principles of operation, equivalent circuit, voltage regulation, O.C. and S.C. Tests, Losses and efficiency. Effect of voltage, frequency and wave form on losses. P arallel operation of 1 phase /3 phase transformers. Auto transformers. (c) 3 phase induction motors, rotating magnetic field, principle of operation, equivalent circuit, torquespeed characteristics, starting and speed control of 3 phase induction motors on torque speed characteristics. . Methods of braking, effect of voltage and frequency variation Fractional Kilowatt Motors and Single Phase Induction Motors: Characteristics and applications.
Synchronous Machines : Generation of 3phase e.m.f. armature reaction, voltage regulation, parallel operation of two alternators, synchronizing, control of active and reactive power. Starting and applications of synchronous motors.
Generation, Transmission and Distribution : Different types of power stations, Loa factor, demand factor, cost of generation, interd factor, diversity connection of power stations. Power factorimprovement, various types of tariffs, types of faults, short circuit current for symmetrical faults. Switchgears rating of circuit breakers , Principles of arc extinction by oil and air, H.R.C. Fuses, Protection against earth leakage / over current, etc. Buchholtz relay, MerzPrice system of protection of generators & transformers, protection of feeders and bus bars. Lightning arresters, var ious transmission and distribution system, comparison of conductor materials, efficiency of different system. Cable Different type of cables, cable rating and derating factor.
Estimation and costing : Estimation of lighting scheme, electric installatio IE rules. Earthing practices and IE Rules.
Utilization of Electrical Energy: Illumination, Electric heating, Electric welding, Electroplating, Electric drives and motors.
Basic Electronics : Working of various electronic devi ces e.g. P N Junction diodes, Transistors (NPN and PNP type), BJT and JFET. Simple circuits using these devices.
Part - C ( Mechanical Engineering ):
Theory of Machines and Machine Design: Concept of simple machine, Four bar linkage and link motion, Flywhee Power transmission by beltsVbelts and Flat belts, Clutches Type of gears, gear profile and gear ratio calculation, Governors ls and fluctuation of energy,Plate and Conical clutch, Gears–– Principles and classification, Riveted joint, Cams, Bearings, Friction in collars and pivots.
Engineering Mechanics and Strength of Materials: Equilibrium of Forces, Law of motion, Friction, Concepts of stress and strain, Elastic limit and elastic constants, Bending moments and shear force diagram, Stress in circular shafts, Bucking of columnscomposite bars, Torsion of Euler’s and Rankin’s theories, Thin walled pressure vessels.
Thermal Engineering
Properties of Pure Substances : pv & PT diagrams of pure substance like H 2 O, Introduction of steam table with respect to steam generation process; definition of saturation, wet & superheated status. Definition of dryness fraction of steam, degree of superheat of steam. H (Mollier’s Chart).
1st Law of Thermodyn amicss chart of steam : Definition of stored energy & internal energy, 1st Law of Thermodynamics of cyclic process, Non Flow Energy Equation, Flow Energy & Definition of Enthalpy, Conditions for Steady State Steady Flow; Steady State Steady Flow Energy Equation.
2nd law of Thermodynamics : Definition of Sink, Source Reservoir of Heat, Heat Engine, Heat Pump & Refrigerator; Thermal Efficiency of Heat Engines & co Refrigerators, KelvinPlanck & Clausius Statements of 2efficient of performance of nd Law of Thermodynamics, A bsolute or Thermodynamic Scale of temperature, Clausius Integral, Entropy, Entropy change calculation of ideal gas processes. Carnot Cycle & Carnot Efficiency, PMM2; definition & its impossibility.
Air standard Cycles for IC engines Cycle; Otto cycle, plot on P-V, T-S Planes; Thermal efficiency, diesel cycle; plot on P-V, T-S Planes; Thermal efficiency.
IC Engine Performance, IC Engine Combustion, IC Engine Cooling & Lubrication.
Rankine cycle of steam : Simple Rankine cycle plot on P-V, T-S, h-s planes, Ra nkine cycle efficiency with & without pump work.
Boilers; Classification; Specification; Fittings & Accessories : Fire Tube & Water Tube Boilers.
Air Compressors & their cycles; Refrigeration cycles; Principle of a Refrigeraton Plant; Nozzles & Steam turbines.
Fluid Mechanics & Machinery
Properties & Classification of Fluid
ideal & real fluids, Newton’s law of viscosity, Newtonian and Non-Newtonian fluids, compressible and incompressible fluids.
Fluid Statics : Pressure at a point.
Measurement of Fluid Pressure : Manometers, Utube, Inclined tube.
Fluid Kinematics : Stream line, laminar & turbulent flow, external & internal flow, continuity equation.
Dynamics of ideal fluids : Bernoulli’s equation, Total head; Velocity head; Pressure head; Application of Bernoulli’s equitation.
Measurement of Flow rate Basic Principles: Venturimeter, Pilot tube, Orifice meter.
Hydraulic Turbines : Classifications, Principles.
Centrifugal Pumps : Classifications, Principles, Performance.
Production Engineering
Classification of Steels :
mild steal & alloy steel, Heat treatment of steel, Welding Gas Welding, Resistance Welding, Special Welding Techniques i.e. TIG, MIG, Soldering), Welding Defects & Testing; NDT, Foundry & CastingArc Welding, etc. (Brazing &methods, defects, different casting processes, Forging, Extrusion, etc, Metal cutting principles, cutting tools, Basic Principles of machining with (i) Lathe (ii) Milling (iii) Drilling (iv) Shaping (v) Grinding, Machines, tools & manufacturing processes.
Previeous year solved question paper book:
Best book for Pre & Main exam (Objective paper)
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For Main exam (Conventional paper)
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2. Ssc-Je-2015 : Paper-2, Civil Engineering, Previous Years Solved Papers (2004-2014)
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