Mains Syllabus of ssc je Exam 2024

Mains Syllabus of SSC JE Exam 2024

General Studies and Engineering Aptitude

General Intelligence and Reasoning

  • Verbal Reasoning: Analogies, Classification, Series, Coding-Decoding, Blood Relations, Direction Sense, Syllogisms, Statement and Assumptions, Statement and Conclusions, Statement and Arguments, Jumbled Sentences, Critical Reasoning.
  • Non-Verbal Reasoning: Analogy, Classification, Series, Mirror Images, Water Images, Paper Folding and Cutting, Cubes and Dice, Embedded Figures.

Quantitative Aptitude

  • Number Systems: Number System, HCF and LCM, Simplification, Decimal Fractions, Fractions, Percentage, Ratio and Proportion, Average, Profit and Loss, Simple Interest, Compound Interest, Time and Work, Time and Distance, Problems on Trains, Boats and Streams.
  • Algebra: Basic Algebraic Identities, Linear Equations, Quadratic Equations, Inequalities, Surds and Indices, Logarithms.
  • Geometry: Lines and Angles, Triangles, Quadrilaterals, Circles, Mensuration, Coordinate Geometry, Trigonometry.
  • Data Interpretation: Bar Graphs, Pie Charts, Line Graphs, Tables, Data Sufficiency.

General Awareness

  • Current Affairs: National and International Current Events, Major Events in Science and Technology, Sports, Awards and Honors, Books and Authors, Important Days and Dates.
  • History: Ancient, Medieval, and Modern Indian History, Important Personalities, Major Events, Art and Culture.
  • Geography: Indian Geography, Physical Features, Climate, Rivers, Flora and Fauna, Important Places, World Geography.
  • Polity: Indian Constitution, Fundamental Rights and Duties, Union Government, State Government, Judiciary, Parliament, Election Commission.
  • Economy: Indian Economy, Economic Policies, Major Industries, Agriculture, Banking and Finance, International Trade.
  • Science: General Science, Physics, Chemistry, Biology, Environment.

Engineering Aptitude

  • Basic Engineering Concepts: Units and Dimensions, Work, Power, Energy, Machines, Stress and Strain, Friction, Moment of Inertia, Fluid Mechanics, Heat Transfer, Thermodynamics, Basic Electrical Concepts.
  • Engineering Drawing: Orthographic Projections, Isometric Projections, Perspective Projections, Section Views, Dimensioning, Scales.
  • Engineering Mechanics: Statics, Dynamics, Kinematics, Kinetics, Work and Energy, Friction, Simple Machines.
  • Strength of Materials: Stress and Strain, Elasticity, Plasticity, Stress Concentration, Bending Moment and Shear Force Diagrams, Deflection of Beams, Torsion.
  • Fluid Mechanics: Fluid Properties, Fluid Statics, Fluid Dynamics, Bernoulli’s Equation, Flow Measurement, Pumps and Turbines.
  • Heat Transfer: Conduction, Convection, Radiation, Heat Exchangers.
  • Thermodynamics: Thermodynamic Laws, Cycles, Properties of Steam, Boilers, Turbines, Refrigeration.
  • Basic Electrical Engineering: Circuit Theory, DC and AC Circuits, Electromagnetism, Transformers, Motors, Generators.

Civil Engineering

Building Materials and Construction

  • Building Materials: Properties and Uses of Bricks, Mortar, Concrete, Steel, Timber, Paints, Glass, Plastics, Stone, Tiles.
  • Construction Techniques: Foundation, Walls, Floors, Roofs, Doors and Windows, Staircases, Waterproofing, Damp Proofing, Fireproofing.
  • Building Planning and Design: Building Codes and Regulations, Architectural Drawings, Structural Drawings, Services Drawings, Building Estimation and Costing.

Structural Engineering

  • Strength of Materials: Stress and Strain, Elasticity, Plasticity, Stress Concentration, Bending Moment and Shear Force Diagrams, Deflection of Beams, Torsion, Columns, Beams, Trusses, Frames.
  • Structural Analysis: Methods of Analysis, Influence Lines, Deflection Analysis, Stability Analysis, Finite Element Method.
  • Design of Concrete Structures: Design of Beams, Slabs, Columns, Footings, Retaining Walls, Water Tanks, Bridges.
  • Design of Steel Structures: Design of Beams, Columns, Trusses, Frames, Connections.

Geotechnical Engineering

  • Soil Mechanics: Soil Classification, Soil Properties, Soil Compaction, Shear Strength, Consolidation, Seepage.
  • Foundation Engineering: Types of Foundations, Design of Foundations, Pile Foundations, Shallow Foundations, Ground Improvement Techniques.

Transportation Engineering

  • Highway Engineering: Highway Planning, Highway Design, Highway Construction, Highway Maintenance, Traffic Engineering.
  • Railway Engineering: Railway Track, Railway Signalling, Railway Rolling Stock, Railway Electrification.
  • Airport Engineering: Airport Planning, Airport Design, Airport Construction, Airport Operations.

Water Resources Engineering

  • Hydrology: Hydrological Cycle, Precipitation, Runoff, Infiltration, Evaporation, Transpiration.
  • Irrigation Engineering: Irrigation Systems, Canal Irrigation, Well Irrigation, Drip Irrigation, Sprinkler Irrigation.
  • Water Supply and Sanitation: Water Treatment, Water Distribution, Sewage Treatment, Solid Waste Management.

Environmental Engineering

  • Air Pollution: Sources of Air Pollution, Effects of Air Pollution, Air Pollution Control Measures.
  • Water Pollution: Sources of Water Pollution, Effects of Water Pollution, Water Pollution Control Measures.
  • Noise Pollution: Sources of Noise Pollution, Effects of Noise Pollution, Noise Pollution Control Measures.
  • Solid Waste Management: Waste Collection, Waste Treatment, Waste Disposal.

Surveying

  • Plane Surveying: Chain Surveying, Compass Surveying, Leveling, Plane Table Surveying, Theodolite Surveying.
  • Geodetic Surveying: Geodetic Control Networks, Satellite Surveying, GPS Surveying.

Engineering Drawing

  • Orthographic Projections: First Angle Projection, Third Angle Projection.
  • Isometric Projections: Isometric Views, Isometric Drawings.
  • Perspective Projections: One-Point Perspective, Two-Point Perspective, Three-Point Perspective.
  • Section Views: Full Section, Half Section, Offset Section, Removed Section.
  • Dimensioning: Linear Dimensioning, Angular Dimensioning, Dimensioning of Circles, Dimensioning of Arcs.
  • Scales: Plain Scales, Diagonal Scales, Vernier Scales.

Mechanical Engineering

Thermodynamics

  • Thermodynamic Laws: Zeroth Law, First Law, Second Law, Third Law.
  • Thermodynamic Cycles: Carnot Cycle, Otto Cycle, Diesel Cycle, Brayton Cycle, Rankine Cycle.
  • Properties of Steam: Enthalpy, Entropy, Specific Heat, Specific Volume.
  • Boilers: Types of Boilers, Boiler Efficiency, Boiler Mountings.
  • Turbines: Types of Turbines, Turbine Efficiency, Turbine Governing.
  • Refrigeration: Refrigeration Cycles, Refrigerants, Refrigeration Systems.

Fluid Mechanics

  • Fluid Properties: Density, Viscosity, Surface Tension, Capillarity.
  • Fluid Statics: Pressure, Buoyancy, Archimedes’ Principle.
  • Fluid Dynamics: Flow Rate, Velocity, Acceleration, Bernoulli’s Equation.
  • Flow Measurement: Venturimeter, Orifice Meter, Rotameter.
  • Pumps and Turbines: Types of Pumps, Pump Characteristics, Types of Turbines, Turbine Characteristics.

Strength of Materials

  • Stress and Strain: Normal Stress, Shear Stress, Normal Strain, Shear Strain.
  • Elasticity: Hooke’s Law, Modulus of Elasticity, Poisson’s Ratio.
  • Plasticity: Yield Strength, Ultimate Tensile Strength, Ductility, Toughness.
  • Stress Concentration: Stress Concentration Factor, Stress Raisers.
  • Bending Moment and Shear Force Diagrams: Bending Moment, Shear Force, Bending Moment and Shear Force Diagrams for Different Loading Conditions.
  • Deflection of Beams: Deflection, Slope, Methods of Deflection Analysis.
  • Torsion: Torsional Stress, Torsional Strain, Torsional Stiffness.

Machine Design

  • Design of Machine Elements: Shafts, Keys, Splines, Couplings, Bearings, Gears, Springs, Clutches, Brakes.
  • Failure Theories: Maximum Normal Stress Theory, Maximum Shear Stress Theory, Von Mises Theory.
  • Fatigue and Creep: Fatigue Strength, Creep Strength, Fatigue Life.

Manufacturing Processes

  • Casting: Sand Casting, Die Casting, Investment Casting.
  • Forging: Open Die Forging, Closed Die Forging.
  • Machining: Turning, Milling, Drilling, Grinding, Shaping, Planing.
  • Welding: Arc Welding, Gas Welding, Resistance Welding.
  • Sheet Metal Working: Bending, Punching, Shearing.

Heat Transfer

  • Conduction: Fourier’s Law, Thermal Conductivity, Conduction Heat Transfer through Plane Walls, Cylinders, Spheres.
  • Convection: Newton’s Law of Cooling, Forced Convection, Natural Convection.
  • Radiation: Stefan-Boltzmann Law, Planck’s Law, Radiation Heat Transfer between Surfaces.
  • Heat Exchangers: Types of Heat Exchangers, Heat Exchanger Design.

Power Plant Engineering

  • Power Plant Cycles: Rankine Cycle, Brayton Cycle, Combined Cycle.
  • Steam Power Plants: Boilers, Turbines, Condenser, Feed Water System.
  • Gas Turbine Power Plants: Gas Turbines, Compressors, Combustors.
  • Nuclear Power Plants: Nuclear Reactor, Steam Generator, Turbine, Condenser.

Refrigeration and Air Conditioning

  • Refrigeration Cycles: Vapor Compression Cycle, Vapor Absorption Cycle.
  • Refrigerants: Properties of Refrigerants, Refrigerant Selection.
  • Refrigeration Systems: Domestic Refrigerators, Commercial Refrigerators, Industrial Refrigerators.
  • Air Conditioning Systems: Central Air Conditioning, Window Air Conditioning, Split Air Conditioning.

Industrial Engineering

  • Production Planning and Control: Production Planning, Production Scheduling, Inventory Control, Quality Control.
  • Work Study: Method Study, Work Measurement, Ergonomics.
  • Operations Research: Linear Programming, Network Analysis, Queuing Theory.

Engineering Drawing

  • Orthographic Projections: First Angle Projection, Third Angle Projection.
  • Isometric Projections: Isometric Views, Isometric Drawings.
  • Perspective Projections: One-Point Perspective, Two-Point Perspective, Three-Point Perspective.
  • Section Views: Full Section, Half Section, Offset Section, Removed Section.
  • Dimensioning: Linear Dimensioning, Angular Dimensioning, Dimensioning of Circles, Dimensioning of Arcs.
  • Scales: Plain Scales, Diagonal Scales, Vernier Scales.

Electrical Engineering

Electrical Circuits and Networks

  • Circuit Theory: Kirchhoff’s Laws, Thévenin’s Theorem, Norton’s Theorem, Superposition Theorem, Maximum Power Transfer Theorem.
  • AC Circuits: Phasors, Impedance, Reactance, Power Factor, Resonance.
  • Network Analysis: Mesh Analysis, Nodal Analysis, Superposition Theorem, Thevenin’s Theorem, Norton’s Theorem.
  • Transient Analysis: RL, RC, RLC Circuits, Time Constants.

Electrical Machines

  • DC Machines: DC Generators, DC Motors, Characteristics, Speed Control.
  • AC Machines: Transformers, Induction Motors, Synchronous Motors, Single-Phase Motors.
  • Special Machines: Stepper Motors, Servo Motors, Linear Motors.

Power Systems

  • Power Generation: Thermal Power Plants, Hydroelectric Power Plants, Nuclear Power Plants, Renewable Energy Sources.
  • Power Transmission: Transmission Lines, Transformers, Substations.
  • Power Distribution: Distribution Systems, Protection Devices, Fault Analysis.
  • Power System Protection: Relays, Circuit Breakers, Protective Devices.

Control Systems

  • Feedback Control Systems: Open-Loop Systems, Closed-Loop Systems, Transfer Functions, Block Diagrams.
  • Stability Analysis: Routh-Hurwitz Criterion, Nyquist Criterion, Bode Plots.
  • Controller Design: PID Controllers, Lead Compensators, Lag Compensators.

Electrical Measurements

  • Measurement Instruments: Ammeters, Voltmeters, Wattmeters, Energy Meters, Multimeters.
  • Measurement Techniques: Bridge Circuits, Potentiometers, Oscilloscope.
  • Error Analysis: Accuracy, Precision, Systematic Errors, Random Errors.

Electronics

  • Semiconductor Devices: Diodes, Transistors, Op-Amps.
  • Analog Circuits: Amplifiers, Filters, Oscillators.
  • Digital Circuits: Logic Gates, Flip-Flops, Counters, Registers.
  • Microprocessors and Microcontrollers: Architecture, Programming, Applications.

Power Electronics

  • Power Semiconductor Devices: Diodes, Thyristors, IGBTs, MOSFETs.
  • DC-DC Converters: Buck Converters, Boost Converters, Buck-Boost Converters.
  • AC-DC Converters: Rectifiers, Controlled Rectifiers.
  • DC-AC Converters: Inverters.

Electrical Engineering Drawing

  • Circuit Diagrams: Single-Line Diagrams, Schematic Diagrams.
  • Wiring Diagrams: House Wiring Diagrams, Industrial Wiring Diagrams.
  • Electrical Symbols: Standard Electrical Symbols.

Tables

Table 1: SSC JE Exam Pattern

Stage Subjects Number of Questions Marks Duration
Paper 1 (Computer Based) General Intelligence and Reasoning, Quantitative Aptitude, General Awareness 200 200 2 hours
Paper 2 (Computer Based) Civil Engineering / Mechanical Engineering / Electrical Engineering 200 200 2 hours

Table 2: SSC JE Syllabus for Civil Engineering

Subject Topics
Building Materials and Construction Properties and Uses of Bricks, Mortar, Concrete, Steel, Timber, Paints, Glass, Plastics, Stone, Tiles; Construction Techniques; Building Planning and Design
Structural Engineering Strength of Materials; Structural Analysis; Design of Concrete Structures; Design of Steel Structures
Geotechnical Engineering Soil Mechanics; Foundation Engineering
Transportation Engineering Highway Engineering; Railway Engineering; Airport Engineering
Water Resources Engineering Hydrology; Irrigation Engineering; Water Supply and Sanitation
Environmental Engineering Air Pollution; Water Pollution; Noise Pollution; Solid Waste Management
Surveying Plane Surveying; Geodetic Surveying
Engineering Drawing Orthographic Projections; Isometric Projections; Perspective Projections; Section Views; Dimensioning; Scales

Table 3: SSC JE Syllabus for Mechanical Engineering

Subject Topics
Thermodynamics Thermodynamic Laws; Thermodynamic Cycles; Properties of Steam; Boilers; Turbines; Refrigeration
Fluid Mechanics Fluid Properties; Fluid Statics; Fluid Dynamics; Flow Measurement; Pumps and Turbines
Strength of Materials Stress and Strain; Elasticity; Plasticity; Stress Concentration; Bending Moment and Shear Force Diagrams; Deflection of Beams; Torsion
Machine Design Design of Machine Elements; Failure Theories; Fatigue and Creep
Manufacturing Processes Casting; Forging; Machining; Welding; Sheet Metal Working
Heat Transfer Conduction; Convection; Radiation; Heat Exchangers
Power Plant Engineering Power Plant Cycles; Steam Power Plants; Gas Turbine Power Plants; Nuclear Power Plants
Refrigeration and Air Conditioning Refrigeration Cycles; Refrigerants; Refrigeration Systems; Air Conditioning Systems
Industrial Engineering Production Planning and Control; Work Study; Operations Research
Engineering Drawing Orthographic Projections; Isometric Projections; Perspective Projections; Section Views; Dimensioning; Scales

Table 4: SSC JE Syllabus for Electrical Engineering

Subject Topics
Electrical Circuits and Networks Circuit Theory; AC Circuits; Network Analysis; Transient Analysis
Electrical Machines DC Machines; AC Machines; Special Machines
Power Systems Power Generation; Power Transmission; Power Distribution; Power System Protection
Control Systems Feedback Control Systems; Stability Analysis; Controller Design
Electrical Measurements Measurement Instruments; Measurement Techniques; Error Analysis
Electronics Semiconductor Devices; Analog Circuits; Digital Circuits; Microprocessors and Microcontrollers
Power Electronics Power Semiconductor Devices; DC-DC Converters; AC-DC Converters; DC-AC Converters
Electrical Engineering Drawing Circuit Diagrams; Wiring Diagrams; Electrical Symbols

Frequently Asked Questions (FAQs) and Short Answers for SSC JE Mains Syllabus 2024

General Studies and Engineering Aptitude

Q1: What are some common types of analogies used in the reasoning section?

A1: Word analogies (e.g., doctor: patient :: teacher: student), Number analogies (e.g., 2:4 :: 6:12), and Letter analogies (e.g., A:B :: C:D).

Q2: How can I improve my data interpretation skills?

A2: Practice analyzing different types of graphs (bar, pie, line), tables, and data sets. Focus on understanding trends, relationships, and drawing conclusions from the data.

Q3: What are some important current affairs topics to focus on?

A3: National and international events, major scientific discoveries, sports, awards, and significant books/authors.

Q4: What are some basic engineering concepts I should be familiar with?

A4: Units and dimensions, work, power, energy, machines, stress and strain, friction, moment of inertia, basic electrical concepts.

Civil Engineering

Q1: What are the different types of foundations used in construction?

A1: Shallow foundations (e.g., spread footings, strip footings), deep foundations (e.g., piles, caissons).

Q2: What are the key factors to consider when designing a concrete structure?

A2: Strength of concrete, reinforcement, load distribution, and environmental factors.

Q3: What are the different types of irrigation systems?

A3: Canal irrigation, well irrigation, drip irrigation, sprinkler irrigation.

Q4: What are some common air pollution control measures?

A4: Filters, scrubbers, electrostatic precipitators, and catalytic converters.

Mechanical Engineering

Q1: What are the four laws of thermodynamics?

A1: Zeroth Law (thermal equilibrium), First Law (conservation of energy), Second Law (entropy), Third Law (absolute zero).

Q2: What are the different types of pumps used in fluid mechanics?

A2: Centrifugal pumps, reciprocating pumps, rotary pumps.

Q3: What are the different types of welding processes?

A3: Arc welding, gas welding, resistance welding.

Q4: What are the different types of heat exchangers?

A4: Shell and tube heat exchangers, plate heat exchangers, finned tube heat exchangers.

Electrical Engineering

Q1: What are Kirchhoff’s laws?

A1: Kirchhoff’s Current Law (KCL) states that the sum of currents entering a node is equal to the sum of currents leaving the node. Kirchhoff’s Voltage Law (KVL) states that the sum of voltages around a closed loop is zero.

Q2: What are the different types of DC motors?

A2: Shunt motors, series motors, compound motors.

Q3: What are the different types of power generation plants?

A3: Thermal power plants, hydroelectric power plants, nuclear power plants, renewable energy sources (solar, wind, etc.).

Q4: What are the different types of control systems?

A4: Open-loop systems, closed-loop systems.

Q5: What are the different types of semiconductor devices?

A5: Diodes, transistors, op-amps.

Q6: What are the different types of power semiconductor devices?

A6: Diodes, thyristors, IGBTs, MOSFETs.

These are just a few examples of frequently asked questions and short answers. It is important to note that the specific questions and answers may vary depending on the specific syllabus and exam pattern.