RRB JE Syllabus 2023 | Check New Syllabus For RRB CBT Stage 1 and Stage 2

Engineering Mechanics: Resolution of forces, Equilibrium, and Equilibrant, parallelogram law of forces, triangle law of forces, polygon law of forces and Lami’s theorem, couple and moment of a couple, condition for the equilibrium of rigid body subjected to the number of coplanar non-concurrent forces,

The definition of static friction, dynamic friction, derivation of limiting angle of friction and angle of repose, resolution of forces considering friction when a body moves on the horizontal plane and inclined plane,

Calculation of moment of inertia and radius of gyration of (a) I-Section (b) channel section (c) T-Section (d) L-Section (Equal & unequal lengths) (e) Z-Section (f) Built-up sections (simple cases only), Newton’s laws of motion (without derivation), the motion of a projectile, D’Alembert’s principle, definition law of conservation of energy, the law of conservation of momentum.

Material Science: Mechanical properties of engineering materials – tensile strength, compressive strength, ductility, malleability, hardness, toughness, brittleness, impact strength, fatigue, creep resistance.

Classification of steel, mild steel, and alloy steel. Importance of heat treatment. Heat treatment processes – annealing, normalizing, hardening, tempering, carburizing, nitriding, and cyaniding.

Strength of Materials: Stress, strain, stress-strain diagram, a factor of safety, thermal stresses, strain energy, proof resilience, and modulus of resilience.

Shear force and bending moment diagram – cant lever beam, simply supported beam, continuous beam, fixed beam. Torsion in shafts and springs, thin cylinder shells.

Machining: Working principle of the lathe. Types of lathes – Engine lathes – construction details and specifications. Nomenclature of single point cutting tool, geometry, tool signature, functions of tool angles.

General and special operations – (Turning, facing, taper turning thread cutting, knurling, forming, drilling, boring, reaming, keyway cutting), cutting fluids, coolants, and lubricants. Introduction to shaper, slotter, plainer, broaching, milling and manufacture of gears, heat treatment process applied to gears.

Welding: Welding – Introduction, classification of welding processes, advantages and limitations of welding, principles of arc welding, arc welding equipment, choice of electrodes for different metals, principle of gas (oxy-acetylene) welding, equipment of gas welding, welding procedures (arc & gas),

Soldering and brazing techniques, types and applications of solders and fluxes, various flame-cutting processes, advantages and limitations of flame cutting, defects in welding, testing, and inspection of modern welding methods, (submerged, CO2, atomic – hydrogen, ultrasonic welding), a brief description of MIG & TIG welding.

Grinding & Finishing Process: Principles of metal removal by grinding, abrasives, natural and artificial, bonds and binding processes, vitrified, silicate, shellac rubber, grinding machines, classification: cylindrical, surface, tool & cutter grinding machine, construction details, relative merits, principles of centerless grinding,

Advantages & limitations of centreless grinding work, holding devices, wheel maintenance, balancing of wheels, coolants used, finishing by grinding, honing, lapping, superfinishing, electroplating, basic principles – plating metals,

Applications, hot dipping, galvanizing tin coating, park rising, anodizing, metal spraying, wire process, powder process and applications, organic coatings, oil base paint, lacquer base enamels, bituminous paints, rubber base coating.

Job analysis, motivation, different theories, satisfaction, performance reward systems, production, planning and control, relation with other departments, routing, scheduling, dispatching, PERT and CPM, and simple problems. Materials in industry, inventory control model, ABC Analysis, Safety stock, re-order, level, economic ordering quantity, break-even analysis, stores layout, stores equipment, stores records, purchasing procedures, purchase records, Bin card, Cardex, Material handling, Manual lifting, hoist, cranes, conveyors, trucks, fork trucks.

MS-Windows, MS-Word, MS-Excel & MS-PowerPoint

Evolution of Computers, Hardware & Software, Internet.

Structure, Loop, Control Statements, Arrays, Pointers, Functions, Structure and Union, Files

Number Systems, Logic Gates, Flip-Flops, Boolean Algebra, DMA, Instruction Sets.

Information concepts, Hardware & Software, Overview of Communication Systems, E-Commerce

Object-oriented Programming, Data Structures, Stack, Queue, Pointers, Linked List, Searching & Sorting Algorithms

BASIC, Data Models, RDBMS, Relational Algebra, SQL, DDL, DML, and DCL Statements, Creating Tables, Equi-Joints, Self Joins, PL/SQL, Functions, Cursor, and Triggers.

Back-ground, Assemblers, Loaders and Linkers, Macro Processors, Compilers

Operating System, Types, Features & Basic Architecture of Unix/Linux System, Unix File System & Structure, Linux Commands for files and directories, Filters and Pipes, Process, Creating and Editing Files with VI Editor, System Administration, Role of System Administrator, Managing User Accounts.

Internet & Intranet, Hardware & Software like Bus, Ethernet, LAN, Routers, Gateways, Bridge, Switches, Subnet, etc. Internet Service Providers, Backbones, NAPs, URLs, Domain Names, Email, Web Server and Proxy Server, Web Caches, Web Browser like Internet Explorer, Internet Viruses, Internet Security Issues, Firewall, Data Encryption, Digital Signatures and Certificates, Creating the Website and Home Page, HTML Programming Basics, Syntax and Rules, Search and Search Engine for Internet, Outlook Express and FrontPage.

System components; system planning: Fact-finding techniques: Tools for documenting procedure and decisions; Structured Analysis: Data flow analysis; flow diagrams; Data dictionary; Application Prototype: System Design: software development specification; Design – Input, output, files, control. The procedure, Program specification, etc: Design of computer output & its presentation.

Data Communication – Distributed processing network criteria, protocol, and standards. Topologies etc. OSI model, layers. TPC/IP protocol. Digital to Digital Conversion, Digital to Analog Conversion, Digital data transmission. Standards, Modems, Cable Modem. Transmission media Guided & Unguided Media, Performance, Wavelength; Multiplexing, DSL. Error detection and correction, VRC, LRC, CRC, Ethernet, Token Bus, Token Ring.

JAVA and Internet: Support systems and environment; JVM: Data Type: program structure. Constants & Variables, Type Casting; Operators, Class, Creating Objects, Class Members, Constructors, Overloading, Inheritance, Arrays. Creating Threads: Threads Class; Thread Methods; Thread Priority; Synchronization. Applets: Executable Applet, Adding Applet to HTML, File; passing Parameters to Applets.

Software Process – life cycle models; system engineering: Software Requirements – Functional and non-functional; prototyping; verification; validation. Design Concepts and Principles – design heuristic; architectural design; user interface design; system design; SCM process. Software testing – types of test; testing strategies; integration and validation testing system testing and debugging. Software Project Management – Measures and measurements; cost estimation; Task Network; Error Tracking; CASE tools.

Force (resolution of force, moment of force, force system, composition of forces), Equilibrium, Friction, Centroid and Center of gravity, Simple machines.

Building components (substructure, superstructure), type of structure (load-bearing, framed, and composite structures).

Masonry materials (stones, bricks, and mortars), Timber, and miscellaneous materials (glass, plastic, fiber, aluminum steel, galvanized iron, bitumen, PVC, CPVC, and PPF).

Job layout, earthwork, foundation (types, dewatering, coffer dams, bearing capacity).

Stone masonry, brick masonry, Hollow concrete block masonry, composite masonry, cavity wall, doors and windows, vertical communication (stairs, lifts, escalators), scaffolding, and shoring.

Floors (finishes, process of laying), walls (plastering, pointing, painting), and roofs (roofing materials including RCC).

Cracks (causes, type, repairs- grouting, uniting, epoxy, etc.), settlement (causes and remedial measures), and re-baring techniques.

Conventions (type of lines, symbols), planning of building (principles of planning for residential and public buildings, rules and byelaws), drawings (plan, elevation, section, site plan, location plan, foundation plan, working drawing), perspective drawing.

Properties of various types/grades of cement, properties of coarse and fine aggregates, properties of concrete (water-cement ratio, properties of fresh and hardened concrete), Concrete mix design, testing of concrete, quality control of concrete (batching, formwork, transportation, placing, compaction, curing, waterproofing), extreme weather concreting and chemical admixtures, properties of special concrete (ready mix, RCC, pre-stressed, fiber reinforced, precast, high performance).

Types of survey, chain and cross-staff survey (principle, ranging, triangulation, chaining, errors, finding area), compass survey (principle, the bearing of line, prismatic compass, traversing, local attraction, calculation of bearings, angles, and local attraction) leveling (dumpy level, recording in the level book, temporary adjustment, methods of reduction of levels, classification of leveling, tilting level, auto level, sources of errors, precautions and difficulties in leveling), contouring (contour interval, characteristics, method of locating, interpolation, establishing grade contours, uses of contour maps), area and volume measurements, plane table survey (principles, setting, method), theodolite survey (components, adjustments, measurements, traversing), Tacheometric survey, curves (types, setting out), advanced survey equipment, aerial survey, and remote sensing.

CAD Software (AutoCAD, Auto Civil, 3D Max, etc.), CAD commands, generation of the plan, elevation, section, site plan, area statement, and 3D view.

Application of Geo-Technical Engineering in the design of foundations, pavement, earth retaining structures, earthen dams etc., physical properties of soil, permeability of soil and seepage analysis, shear strength of soil, bearing capacity of soil, compaction and stabilization of soil, site investigation and subsoil exploration.

Properties of fluid, hydrostatic pressure, measurement of liquid pressure in pipes, fundamentals of fluid flow, flow of liquid through pipes, flow through open channel, flow measuring devices, hydraulic machines.

Hydrology, investigation and reservoir planning, percolation tanks, diversion headworks.

Stress and strain, shear force and bending moment, moment of inertia, stresses in beams, analysis of trusses, strain energy.

Direct and bending stresses, slope and deflection, fixed beam, continuous beam, moment distribution method, columns.

Working Stress method, Limit State method, analysis, and design of singly reinforced and doubly reinforced sections, shear, bond and development length, analysis and design of T Beam, slab, axially loaded column, and footings.

Types of sections, grades of steel, strength characteristics, IS Code, Connections, Design of tension and compression members, steel roof truss, beams, and column bases.

Railway Engineering (alignment and gauges, permanent way, railway track geometrics, branching of tracks, stations and yards, track maintenance), Bridge engineering (site selection, investigation, component parts of bridge, permanent and temporary bridges, inspection and maintenance), Tunnel engineering (classification, shape and sizes, tunnel investigation and surveying, method of tunneling in various strata, precautions, equipment, explosives, lining, and ventilation).

Road Engineering, investigation for road projects, geometric design of highways, construction of road pavements and materials, traffic engineering, hill roads, drainage of roads, maintenance and repair of roads.

Environmental pollution and control, public water supply, domestic sewage, solid waste management, environmental sanitation, and plumbing.

Fibers and plastics, artificial timber, advanced concreting methods (under water concrete, ready mix concrete, tremix concreting, special concretes), formwork, pre-fabricated construction, soil reinforcing techniques, hoisting and conveying equipment, earth moving machinery (exaction and compaction equipment), concrete mixers, stone crushers, pile driving equipment, working of hot mix bitumen plant, bitumen paver, floor polishing machines.

Types of estimates (approximate, detailed), mode of measurements, and rate analysis.

Types of engineering contracts, Tender and tender documents, payment, and specifications.

Concepts of resistance, inductance, capacitance, and various factors affecting them. Concepts of current, voltage, power, energy, and their units.

Kirchhoff‘s law, Simple Circuit solution using network theorems.

Concepts of flux, mmf, reluctance, Different kinds of magnetic materials, Magnetic calculations for conductors of different configurations e.g. straight, circular, solenoidal, etc. Electromagnetic induction, self, and mutual induction.

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, Resonance, Tank Circuit. Poly Phase system – star and delta connection, 3 phase power, DC, and sinusoidal response of R-Land R-C circuit.

Measurement of power (1 phase and 3 phase, both active and re-active) 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), an extension of range wattmeter, Multimeters, Megger, Energy meter AC Bridges. Use of CRO, Signal Generator, CT, PT, and their uses. Earth Fault detection.

(a) D.C. Machine – Construction, Basic Principles of D.C. motors and generators, their characteristics, speed control, and starting of D.C. Motors. Method of braking motor, Losses and efficiency of D.C. Machines.
(b) 1-phase and 3-phase transformers – Construction, 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. Parallel operation of 1-phase/3-phase transformers. Auto transformers.
(c) 3-phase induction motors, rotating magnetic field, principle of operation, equivalent circuit, torque-speed characteristics, starting and speed control of 3-phase induction motors. Methods of braking, the effect of voltage and frequency variation on torque speed characteristics, Fractional Kilowatt Motors and Single Phase Induction Motors: Characteristics and applications.

Generation of 3-phase e.m.f. armature reaction, voltage regulation, parallel operation of two alternators, synchronizing, and control of active and reactive power. Starting and applications of synchronous motors.

Different types of power stations, Load factor, diversity factor, demand factor, cost of generation, and interconnection of power stations. Power factor improvement, various types of tariffs, types of faults, and short circuit current for symmetrical faults. Switchgear and Protection: Rating of circuit breakers, Principles of arc extinction by oil and air, H.R.C. Fuses, Protection against earth leakage / over current, etc. Buchholz relay, Merz-Price system of protection of generators & transformers, protection of feeders and bus bars. Lightning arresters, various transmission and distribution systems, comparison of conductor materials, and the efficiency of different systems. Cable – Different types of cables, cable rating, and derating factors.

Estimation of lighting scheme, electric installation of machines, and relevant IE rules. Earthing practices and IE Rules.

Illumination, Electric heating, Electric welding, Electroplating, Electric drives and motors.

Working with various electronic devices e.g. P N Junction diodes, Transistors (NPN and PNP type), BJT, and JFET. Simple circuits using these devices.

Conductors, Semi conductor& Insulators; Magnetic materials; Jointing & Cleaning materials for U/G copper cable & OFC; Cells and Batteries (chargeable and nonchargeable); Relays, Switches, MCB & Connectors.

PN Junction diodes, thyristor; Diode and triode circuits; Junction Transistors; Amplifiers; Oscillator; Multi vibrator, counters; Rectifiers; Inverter and UPS.

Number System & Binary codes; Boolean Algebra & Logic gates; Combinational & Sequential logic circuits; A/D & D/A converter, counters; Memories

Introduction to operational Amplifiers; Linear applications; Non-Linear applications; Voltage regulators; Timers; Phase lock loop.

Introduction to microprocessor, 8085 microprocessor working; Assembly Language programming; Peripherals & other microprocessors; Microcontrollers

Measuring systems; Basic principles of measurement; Range Extension methods; Cathode ray oscilloscope, LCD, LED panel; Transducers

Introduction to communication; Modulation techniques; Multiplexing Techniques; Wave Propagation, Transmission line characteristics, OFC; Fundamentals of Public Address systems, Electronic exchange, Radar, Cellular and Satellite Communication.

Introduction to data communication; Hardware and interface; Introduction to Networks and Networking devices; Local Area Network and Wide area network; Internet working.

Programming concepts; Fundamentals of ‘C’ and C ++; Operators in ‘C’ and C ++; Control Statements; Functions, Array String & Pointers, File Structure; Data Structure and DBMS

DC Circuits; AC fundamentals; Magnetic, Thermal, and Chemical effects of Electric current; Earthing – Installation, Maintenance, Testing,

Different printing methods; image carriers; impression and ink transfer methods; proofing methods; suitability of jobs for various printing processes.

Materials used for graphic reproduction; image carriers; printing substrates; inks and coatings; binding materials.

Flexographic principles and plate surface preparation; flexographic press work; study and preparation of gravure image carrier – Doctor Blade and its care; inks for gravure process; materials used in gravure process; slitting and rewinding machine – equipment used for quality control – defects and remedies; screen printing.

Introduction to binding and finishing; materials used in binding; methods of binding and modern commercial binding; forwarding operations; automation in binding.

Types of originals – process room equipment; line and halftone photography; digital image processing; computer to fill; image editing software.

Introduction to typographic design and advertising; the role of typography in design; designing aspects of book, magazine, and news paper; design of miscellaneous printed products; operations and functions of an advertising agency.

Offset lithographic presses; printing unit; inking and dampening; sheet handling, controlling, and transferring; make ready and machine run; computer print control (CPC).

Basic anatomy of a computer; paging software; vector graphic editing software; scalar image editing software; desktop publishing software.

Paper manufacture and chemistry of pulp; paper and board classification; properties of paper and conditioning in press room; printing ink gradients, manufacture, and its properties; problems with paper and ink on press and their remedies.

Color management; color reproduction; color separation; developments in electronic scanning; color proofing.

Job planning and film assembly; imposition considerations; lithographic plate surface chemistry; computer to technologies and computer to film; computer to press technologies; computer to plate.

Maintenance management; types of maintenance and maintenance of spare parts; machinery erection and testing; machine replacement, lubrication, and lubricants; machine elements and electrical controls.

Art work and film preparation; film image setters; computer to plate systems; nonimpact printing and digital offset presses; electronic proofing.

Introduction to web offset printing press; make ready and feeding unit; printing unit; delivery unit; digital offset printing.

Purpose and systems of book keeping; definition of estimating and qualifications of an estimator; estimating forms; meaning and methods of costing; costing of machine; material and direct labor.

Nonimpact printing technologies; security printing; specialty printing processes; E-Print.

Concept of packaging and packaging for various purposes; ancillary materials and metal-based materials used in packing; types of labels and their design; types of packaging systems and their advantages; bar coding.

Units and Dimensions, Types of errors in measurements, Significance of accuracy in measurement.

Basic principles of light – reflection, refraction, laws of reflection, total internal reflection, interference, diffraction, and polarization. The formula for magnification of a microscope, telescope. Electro Magnetic spectra.

Heat as energy- sources of heat, Transmission of heat, Expansion of solids, liquids, and gases. Temperature (based on thermal equilibrium), Different Scales of Temperature. Calorimetry, Applications of Specific heat, Latent heat. Anomalous expansion of water and its significance in nature. Combustion, Calorific value, specific heat of gases.

Sources of sound. Propagation of sound. The velocity of sound in different media/substances. Characteristics of sound. Reflection of sound, echo, Resonance, Sonar, and Doppler effect.

Scalars and Vectors. All types of motion. Friction. Newton’s laws of motion. Momentum. Equations of motion (under gravity and freely falling), projectile. Range. Laws of Floatation. Work, Power, and Energy. Conservation of energy. Center of mass. Centre of gravity. Stability and Equilibrium. The universal law of Gravitation. Relation between ‘g’ and ‘G’. Circular motion, Kepler’s Laws. Elasticity and Hooke’s Law.

Magnetic field, Uniform, and nonuniform magnetic fields. Magnetic induction. Magnetic lines of force. Magnetic pole strength, Magnetic moment. Inverse square law of magnetism. Magnetic properties of materials and their classification.

Electric charge, field, electric intensity, electric potential, potential difference. Simple Electric Circuits. Conductors, Nonconductors / Insulators, Coulomb’s inverse square law. Primary and Secondary Cells. Ohm’s Law – its limitations. Resistances in series and parallel, EMF of a circuit; Specific resistance. Kirchhoff’s laws. Relation between electric potential and Electric energy, electric Power (wattage). Heating effect of electric current, and Joule’s law. Ampere’s law, circular loop, and Solenoid. Magnetic force on moving charged particles and long straight conductors. Fleming’s left-hand rule, Electric motor. Electromagnetic induction – Faraday’s law Electromagnetic flux. Lentz law, Generators and Alternating Currents. Inductance – self, mutual inductance, and principles of the transformer.

Discharge of Electricity through gases, Cathode rays, Anode rays, and their properties; X-rays; Atomic models: JJ Thomson, Rutherford, and Bohr’s models. Atomic nucleus and its structure. Atomic models: Mass defect; Radio-Activity- Discovery, properties of alpha, beta, and gamma radiations. Applications of alpha, beta, and gamma radiations, alpha, beta decay, Half-life period, Isotopes, Isobars, and Isotones. Artificial radioactivity; radio isotopes and their uses in different fields; radioactive series; Chain and controlled nuclear reactions; Fission and fusion of nuclei – atomic bomb and hydrogen bomb.

Semi conductors, diode, p-n junction characteristics. Transistor – PNP & NPN characteristics and uses. Zener Diode Characteristics. Simple electronic circuits, Logic gates – applications, modulation, and demodulation.

States of matter. Elements, Compounds, and Mixtures. Methods of separation of mixtures. Chromatography. The behavior of gases; measurable properties of gases; gas laws. Mole concept. Dolton, Avogadro, Berzelius laws.

Physical and chemical changes. Types of Chemical reactions; Physical and Chemical properties of various compounds. Chemical calculations. NaOH, Bleaching powder, baking soda, washing soda, and their uses, Plaster of Paris.

Strength and uses of Acids & Bases. Neutralization. Nature and uses of different Salts. Water of crystallization. Complex, Neutral, and double salts. Oxidation and Reduction, Rancidity. Identification of Acids, Bases– Indicators: Natural, Chemical. PH Scale – Role of PH in daily life-agriculture, medicine. Classification of salts based on affinity to water Examples of Acidic, Basic, Mixed, Complex, Neutral, and double salts. Solutions – Types of solutions; solubility, ionization, Concentration; Oxidation number concept. Balancing of Redox reactions, Calculation of Concentrations. Stoichiometry.

The electromagnetic spectrum, Atomic spectrum, Characteristics of electron, proton, and neutron, Rutherford’s model of an atom, nature of electromagnetic radiation, Plank’s quantum mechanics, explanation of photo electric effect, features of atomic spectra, characteristics of hydrogen spectrum, Bohr’s theory of the structure of the atom, Bohr’s explanation of spectral lines, failure of Bohr’s theory, wave-particle nature of electrons, de Broglie’s hypothesis, Heisenberg’s uncertainty principle, important features of the Quantum mechanical model of an atom, Quantum numbers, the concept of orbitals, define an atomic orbital in terms of quantum numbers-shapes of s, p and d orbitals, n l x rule, Energies of electronic energy levels (n+l) rule state Auffbau principle, Pauli’s exclusive principle and Hund’s rule of maximum multiplicity, electronic configuration of the atom, explanation of the stability of half filled and completely filled orbital.

Characteristics of elements in groups and periods. The signification of atomic number and electronic configuration as the basis per periodic classification. Classification of elements into s-block, p-block, d-block, f-block, and their main characteristics. Periodic trends in physical and chemical properties of elements. Study of different Groups of the periodic table.

Introduction of chemical bonding. Electronic Configuration of Noble gases. sigma, pi bond with examples. Shapes of molecules bond lengths and bond angles in molecules. Hybridization and explanation of H2O, BF3, CH4, NH3 etc. molecules. Hydrogen bonding and types of H bonds.

Need to study carbon compounds separately. Classification of Organic compounds Hydro carbons – Alkanes, alkenes, alkynes aromatic and aliphatic compounds with examples. Bonding in Carbon including Hybridization. Allotropes of Carbon. Versatile nature of carbon. Tetravalency, Chains, branches, and rings. Catenation, Isomerism. Saturated and Unsaturated carbon compounds. Bonding of carbon with other elements. Functional groups in carbon compounds. Homologous series. Chemical properties of carbon compounds Combustion and Oxidation. Addition reactions. Substitution reaction. Important carbon compounds. Nomenclature organic compounds. Carbohydrates and their classification. Proteins-examples, Oils and fats examples Polythene – Nylon, PVC, Polyvinyl alcohol; Rubber – uses in daily life. Polymers, and other important organic compounds.

Different types of pollution, acid rain, Ozone, and its reactions, effects of depletion of the ozone layer, Green house effect and global warming, and Green Chemistry as an alternative tool for reducing pollution.

Occurrence of Metals. Minerals, Ores – Examples. Extractions of metals – activity series and related metallurgy, flow chart of steps involved in the extraction of metals from ore. Refining metals, Electrolytic refining, Corrosion – Prevention of Corrosion. Alloys and their uses.