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RRB 2019 Syllabus – JE (Mechanical) {official}

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RRB (Railways) Paper Pattern, Syllabus & Books
Junior Engineer (JE) – Mechanical

Here in below table we are listing few topics for each section which were asked in previous examination of RRB JE (Mechanical) :

Stage-I

General Awareness

 (1) Knowledge of Current affairs
 (2) Indian geography
 (3) culture and history of India including freedom struggle
 (4) Indian Polity and constitution
 (5) Indian Economy
 (6) Environmental issues concerning India and the World
 (7) Sports
 (8) General scientific and technological developments

General Science

 (1) Physics
 (2) Chemistry
 (3) Life Sciences

General Intelligence & Reasoning

 (1) Analogies
 (2) Alphabetical and Number Series
 (3) Coding and Decoding
 (4) Mathematical operations
 (5) Relationships
 (6) Syllogism
 (7) Jumbling
 (8) Venn Diagram
 (9) Data Interpretation and Sufficiency
 (10) Conclusions and Decision Making
 (11) Similarities and Differences
 (12) Analytical reasoning
 (13) Classification
 (14) Directions
 (15) Statement – Arguments and Assumptions

Mathematics

 (1) Number systems
 (2) BODMAS
 (3) Decimals
 (4) Fractions
 (5) LCM and HCF
 (6) Ratio and Proportion
 (7) Percentages
 (8) Mensuration
 (9) Time and Work
 (10) Time and Distance
 (11) Simple and Compound Interest
 (12) Profit and Loss
 (13) Algebra
 (14) Geometry
 (15) Trigonometry
 (16) Elementary Statistics
 (17) Square Root
 (18) Age Calculations
 (19) Calendar & Clock
 (20) Pipes & Cistern
Stage-II

General Awareness

 (1) Knowledge of Current affairs
 (2) Indian geography
 (3) culture and history of India including freedom struggle
 (4) Indian Polity and constitution
 (5) Indian Economy
 (6) Environmental issues concerning India and the World
 (7) Sports
 (8) General scientific and technological developments

Basics of Computers and Applications

 (1) Architecture of Computers
 (2) input and Output devices
 (3) Storage devices
 (4) Networking
 (5) Operating System like Windows, Unix, Linux
 (6) MS Office; Various data representation
 (7) Internet and Email
 (8) Websites & Web Browsers
 (9) Computer Virus

General Science

 (1) Physics
 (2) Chemistry
 (3) Life Sciences

Basics of Environment and Pollution Control

 (1) Basics of Environment
 (2) Adverse effect of environmental pollution and control strategies
 (3) Air, water and Noise pollution, their effect and control
 (4) Waste Management
 (5) Global warming
 (6) Acid rain
 (7) Ozone depletion

Mechanical Engineering

S. No. Subject Detailed Syllabus
1. 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 equilibrium of rigid body subjected to number
of coplanar non-concurrent forces, 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 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), motion of projectile, D’Alembert’s principle, definition law of conservation of energy, law of conservation of
momentum.
2. Material Science Mechanical properties of engineering materials – tensile strength, compressive strength, ductility, malleability, hardness,
toughness, brittleness, impact strength, fatigue, creep resistance.
Classification of steels, mild steel and alloy steels.
Importance of heat treatment. Heat treatment processes – annealing, normalizing, hardening, tempering, carburizing,
nitriding and cyaniding.
3. Strength of Materials Stress, strain, stress strain diagram, factor of safety, thermal stresses, strain energy, proof resilience and modules of
resilience. Shear force and bending moment diagram – cant leaver beam, simply supported beam, continuous beam,
fixed beam. Torsion in shafts and springs, thin cylinder shells.
4. Machining Working principle of lathe. Types of lathes – Engine lathe – 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, key way cutting), cutting fluids, coolants
and lubricants. Introduction to shaper, slotter, plainer, broaching, milling and manufacture of gears, heat treatment
process applied to gears.
5. 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 modern welding methods, (submerged, CO2, atomic – hydrogen, ultrasonic welding), brief description of MIG
& TIG welding.
6. 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 centreless grinding, advantages & limitations of centreless grinding work, holding
devices, wheel maintenance, balancing of wheels, coolants used, finishing by grinding, honing, lapping, super finishing,
electroplating, basic principles – plating metals, applications, hot dipping, galvanizing tin coating, parkerising, anodizing,
metal spraying, wire process, powder process and applications, organic coatings, oil base paint, lacquer base enamels,
bituminous paints, rubber base coating.
7. Metrology Linear measurement – Slip gauges and dial indicators, angle measurements, bevel protractor, sine bar, angle slip
gauges, comparators (a) mechanical (b) electrical (c) optical (d) pneumatic. Measurement of surface roughness;
methods of measurements by comparison, tracer instruments and by interferometry, collimators, measuring microscope,
interferometer, inspection of machine parts using the concepts of shadow projection and profile projection
8. Fluid Mechanics & Hydraulic Machinery Properties of fluid, density, specific weight, specific gravity, viscosity, surface tension, compressibility capillarity, Pascal’s
law, measurement of pressures, concept of buoyancy.
Concept of Reynold’s number, pressure, potential and kinetic energy of liquids, total energy, laws of conservation, mass,
energy and momentum, velocity of liquids and discharge, Bernoulli’s equation and assumptions, venturimeters, pitot
tube, current meters.
Working principle & constructional details of centrifugal pump, efficiencies – manometric efficiency, volumetric efficiency,
mechanical efficiency and overall efficiency, cavitation and its effect, working principle of jet & submersible pumps with
line diagrams.
9. Industrial Management Job analysis, motivation, different theories, satisfaction, performance reward systems, production, planning and control,
relation with other departments, routing, scheduling, dispatching, PERT and CPM, 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.
10. Thermal Engineering Laws of thermo dynamics, conversion of heat into work vice versa , laws of perfect gases, thermo dynamic processes
– isochoric, isobaric, isothermal hyperbolic, isentropic, polytrophic and throttling, modes of heat transfer, thermal
conductivity, convective heat transfer coefficient, Stefan Boltzman law by radiation and overall heat transfer coefficient.
Air standards cycles – Carnot cycle, Otto cycle, Diesel cycle, construction and working of internal combustion engines,
comparison of diesel engine and petrol engine. Systems of internal combustion engine, performance of internal
combustion engines.
Air compressors their cycles refrigeration cycles, principle of a refrigeration plant.

Syllabus for Mechanical & Allied Engineering Exam Group – JE

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