Western Railway GDCE Exam Syllabus 2021, Exam Pattern

Western Railway GDCE Exam Syllabus 2021, Exam Pattern details are described in this article. The two positions to be filled are Junior Engineer (39 nos) and Technician Grade-III (24).

Last Date to Apply Online21-11-2021
Date of CBTThe date will be announced later

Western Railway GDCE Exam Syllabus 2021 Junior Engineer – Topics /Subjects

  1. General Awareness
  2. Physics and Chemistry
  3. Basics of Computers and Applications
  4. Basics of Environment and Pollution Control
  5. Technical abilities for the post

To Test Technical Abilities for the post of Junior Engineer, applicants will be grouped into three Exam groups (With three separate lists of Syllabus), based on their qualifications:

I. Mechanical & Allied Engineering Exam Group
II. Electrical & Allied Engineering Exam Group
III. Electronic & Allied Engineering Exam Group

Western Railway GDCE Exam Syllabus 2021 – Exam Pattern- Junior Engineer

Duration of the exam90 minutes
LanguageHindi, Marathi, Gujarathi & English
Type of QuestionsObjective, Multiple Choice Questions with negative Marks
Total Marks100
Negative Marks1/3 of the allotted marks for each question shall be
deducted for every wrong answer
Minimum percentage of marks for eligibilityUR-40%, OBC-30%, SC-30%, ST -25%
Western Railway GDCE Exam Syllabus 2021

Background vector created by freepik – www.freepik.com

SubjectsNo. of questionsMarks
1General Awareness1010
2Physics & Chemistry1010
3Basic of computers and
4Basics of Environment
and Pollution control
5Technical Abilities6666
Total 100100

Western Railway GDCE Exam Syllabus 2021 – Junior Engineer

1. General Awareness2. Physics &Chemistry
Knowledge of Current affairsUp to 10th standard CBSE syllabus.
Indian geography
Culture and history of India, including freedom struggle
Indian Polity and constitution
Indian Economy
Environmental issues
(India and the World)
General scientific and technological developments, etc
Paragraph Completion
3. Basics of Computers & Applications4. Basics of Environment and & Pollution Control
Architecture of ComputersBasics of Environment
Input and Output devicesAdverse effects of
Environmental pollution and control strategies
Storage devicesAir, water, and Noise pollution
NetworkingEffect & Control of Environmental pollution
Operating systems like Windows, Unix, LinuxWaste Management
MS OfficeGlobal Warming
Various Data RepresentationAcid Rain
Internet & emailOzen Depletion
Websites & Browsers
Computer Virus

5. Western Railway GDCE Exam Syllabus 2021 – Testing Ability

I.Syllabus for Mechanical & Allied Engineering Exam Group

A) 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 a 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.
B) 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
C) Strength of Materials
Stress, strain, stress-strain diagram, a 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.
D) 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), a brief description of MIG & TIG welding
E) Machining
Working principle of the 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, keyway cutting), cutting fluids, coolants, and lubricants. Introduction to shaper, slotter, plainer, broaching, milling and manufacture of gears, heat treatment process applied to gears.
F) 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, 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.
G) 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, an inspection of machine parts using the concepts of shadow projection and profile projection.
H) Fluid Mechanics & Hydraulic Machinery
Properties of fluid, density, specific weight, specific gravity, viscosity, surface tension,
compressibility capillarity, Pascal’slaw, measurement of pressures, the concept of buoyancy. Concept of Reynold’s number, pressure, potential and kinetic energy of liquids, total energy, laws of conservation, mass, energy and momentum, the velocity of liquids and discharge, Bernoulli’s equation and assumptions, venturi meters, 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.
I) 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.
J) Thermal Engineering
Laws of thermodynamics, conversion of heat into work vice versa, laws of perfect gases, thermodynamic 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 the internal combustion engine, the performance of internal combustion engines. Air compressors their cycles refrigeration cycles, the principle of a refrigeration plant.

II.Syllabus for Electrical & Allied Engineering Exam Group

A) Basic concepts: Concepts of resistance, inductance, capacitance, and various factors affecting them. Concepts of current, voltage, power, energy and their units
B)Circuit law: Kirchhoff‘s law, Simple Circuit solution using network theorems.
C) Magnetic Circuit: 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
D) AC Fundamentals: Instantaneous, peak, R.M.S. and average values of alternating waves, Representation of sinusoidal waveform, 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
E) Measurement and measuring instruments: 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), the extension of range wattmeter, Multimeters, Megger, Energy meter AC Bridges. Use of CRO, Signal Generator, CT, PT, and their uses. Earth Fault detection
F) Electrical Machines: (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 waveform on losses. Parallel operation of 1 phase /3 phase transformers. Autotransformers. (c) 3 phase induction motors, rotating magnetic field, the 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
G) Synchronous Machines: Generation of 3-phase 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.
H) Generation, Transmission, and Distribution: Different types of power stations, Load factor, diversity factor, demand factor, cost of generation, inter-connection of power stations. Power factor improvement, various types of tariffs, types of faults, short circuit current for symmetrical faults. Switchgears 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, MerzPrice system of protection of generators & transformers, protection of feeders and bus bars. Lightning arresters, various transmission and distribution systems, comparison of conductor
materials, the efficiency of a different system. Cable – Different types of cables, cable rating, and derating factor
I) Estimation and costing: Estimation of lighting scheme, electric installation of machines, and relevant IE rules. Earthing practices and IE Rules.
J) Utilization of Electrical Energy: Illumination, Electric heating, Electric welding,
Electroplating, Electric drives, and motors.
K) Basic Electronics: Working of various electronic devices e.g. P N Junction diodes,
Transistors (NPN and PNP type), BJT, and JFET. Simple circuits using these devices

III.Syllabus for Electronics & Allied Engineering Exam Group

A) Electronic Components & Materials
Conductors, Semi conductor& Insulators; Magnetic materials; Jointing & Cleaning
materials for U/G copper cable & OFC; Cells and Batteries (chargeable and non
chargeable); Relays, Switches, MCB & Connectors.
B) Electronic Devices and circuits
PN Junction diodes, thyristor; Diode and triode circuits; Junction Transistors;
Amplifiers; Oscillator; Multivibrator, counters; Rectifiers; Inverter and UPS.
C) Digital Electronics
Number System & Binary codes; Boolean Algebra & Logic gates; Combinational &
Sequential logic circuits; A/D & D/Aconverter, counters; Memories
D) Linear Integrated Circuit
Introduction to Operational Amplifier; Linear applications; Non-Linear applications;
Voltage regulators; Timers; Phase lock loop.
E) Microprocessor and Microcontroller
Introduction to microprocessor, 8085 microprocessor working; Assembly Language
programming; Peripherals & other microprocessors; Microcontrollers
F) Electronic Measurements
Measuring systems; Basic principles of measurement; Range Extension methods;
Cathode ray oscilloscope, LCD, LEDpanel; Transducers
G) Communication Engineering
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
H) Data communication and Network
Introduction to data communication; Hardware and interface; Introduction to
Networks and Networking devices; Local Area Network and Wide area network;
Internet working
I) Computer Programming
Programming concepts; Fundamentals of ‘C’ and C ++; Operators in ‘C’ and C ++;
Control Statements; Functions, ArrayString & Pointers, File Structure; Data Structure
and DBMS
J) Basic Electrical Engg
DC Circuits; AC fundamentals; Magnetic, Thermal and Chemical effects of Electric
current; Earthing – Installation, Maintenance, Testing,

Western Railway GDCE Exam Syllabus 2021, Exam Pattern – Technician Grade III

Duration of the exam2hours 30 minutes
Part A Duration90 minutes
LanguageHindi, Marathi, Gujarathi & English
Type of QuestionsObjective, Multiple Choice Questions with negative Marks
No. of questions100
Negative Marks1/3 of the allotted marks for each question shall be
deducted for every wrong answer
Minimum percentage of marks for eligibility for Part -AUR-40%, OBC-30%, SC-30%, ST -25%
Part B Duration60 minutes
No. of questions75
Minimum percentage of marks for eligibility for Part -B35% for all categories of candidates

Western Railway GDCE CBT Test Syllabus- Technician Grade-III

Part A

The tests will be for the following subjects:

  1. Mathematics
  2. General Intelligence & Reasoning
  3. Basic Science and Engineering
  4. General Awareness
  • Note:
  • A rank list will be prepared based on the marks scored in Part A for further stages of the recruitment process
  • Candidates need to secure the qualifying mark in Part B.

The syllabus for Part A is as follows:

MathematicsMathematics Number system, BODMAS, Decimals, Fractions, LCM, HCF, Ratio and Proportion, Percentages, Mensuration, Time and Work; Time and Distance, Simple and Compound Interest, Profit and Loss, Algebra, Geometry and Trigonometry, Elementary Statistics, Square Root, Age Calculations, Calendar & Clock, Pipes &
Cistern etc.
General Intelligence &
Analogies, Alphabetical and Number Series, Coding and Decoding,
Mathematical operations, Relationships, Syllogism, Jumbling, Venn Diagram, Data Interpretation and Sufficiency, Conclusions and decision making, Similarities, and differences, Analytical reasoning, Classification, Directions, Statement – Arguments and Assumptions, etc.
Basic Science & EngineeringThe broad topics that are covered under this shall be Engineering Drawing (Projections, Views, Drawing Instruments, Lines, Geometric figures, Symbolic Representation), Units, Measurements, Mass Weight and Density, Work Power and Energy, Speed and Velocity, Heat and Temperature, Basic Electricity, Levers and Simple Machines, Occupational Safety and Health, Environment
Education, IT Literacy, etc.
General AwarenessThe broad topics that are covered under this shall be Engineering Drawing (Projections, Views, Drawing Instruments, Lines, Geometric figures, Symbolic Representation), Units, Measurements, Mass Weight and Density, Work Power and Energy, Speed and Velocity, Heat and Temperature, Basic Electricity, Levers and Simple Machines, Occupational Safety and Health, Environment
Education, IT Literacy, etc.

Part B

  1. Questions from the trade syllabus prescribed by Director General of Employment & Training (DGET)
  2. ITI/Trade Apprenticeship qualification will have to appear in the section havingquestions from the relevant trade.

For More details see the Notification

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