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BEL Technical Syllabus

BEL Recruitment (Probationary Engineer / Trainee Engineer)

10
Topics
37
Sub-topics
100
Questions

Technical is one of 6 sections in the BEL syllabus. It has 10 topics and 37 sub-topics, tested in CBT — Section B (Discipline Specific), with about 100 questions (100 marks). Mechanical Engineering.

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BEL Technical: topic-wise syllabus

  1. 1

    Strength of Materials

    • Stress-Strain, Hooke's Law, Elastic Constants
    • Bending Moment, Shear Force, Beam Deflection
    • Torsion in Shafts, Columns & Struts (Euler's Formula)
    • Mohr's Circle, Principal Stresses, Theories of Failure
  2. 2

    Thermodynamics

    • Zeroth, First & Second Laws, Entropy, Exergy
    • Gas & Vapour Cycles — Otto, Diesel, Dual, Rankine, Brayton
    • Steam Tables, Mollier Chart, Property Relations
    • Refrigeration & Air Conditioning — Vapour Compression, Psychrometry
  3. 3

    Fluid Mechanics & Machinery

    • Fluid Properties, Continuity, Bernoulli's Equation
    • Flow Measurement, Pipe Flow, Boundary Layer
    • Pumps, Turbines, Compressors — Classification, Performance
    • Hydraulic Machines — Pelton, Francis, Kaplan Turbines
  4. 4

    Heat Transfer

    • Conduction — Fourier's Law, Fins, Transient Heat Transfer
    • Convection — Free & Forced, Nusselt, Reynolds, Prandtl Numbers
    • Radiation — Stefan-Boltzmann, Wien's Law, View Factor
    • Heat Exchangers — LMTD, NTU Method
  5. 5

    Theory of Machines & Vibrations

    • Mechanisms — Linkages, Cams, Gears, Gear Trains
    • Governors, Gyroscopes, Flywheels
    • Vibrations — Free, Forced, Damped, Natural Frequency
    • Balancing — Static & Dynamic, Torsional Vibration
  6. 6

    Machine Design

    • Failure Theories, Factor of Safety, Soderberg/Goodman Diagrams
    • Shafts, Keys, Couplings, Bearings (Rolling & Sliding)
    • Springs, Gears, Screwed Joints, Welded Joints
    • Brakes, Clutches, Belt & Chain Drives
  7. 7

    Production & Manufacturing Technology

    • Casting, Welding, Forming (Forging, Rolling, Extrusion)
    • Metal Cutting, Machining Processes, Tool Geometry
    • Metrology, Quality Control, Tolerance & Limits
    • Advanced Manufacturing — CNC, 3D Printing, Automation
  8. 8

    Industrial Engineering

    • Work Study, Method Study, Time & Motion Study
    • PERT, CPM, Project Management, Crashing
    • Inventory Management — EOQ, ABC Analysis, MRP
    • Operations Research — Linear Programming, Queuing, Simulation
  9. 9

    Engineering Materials & Metallurgy

    • Material Properties, Phase Diagrams, Iron-Carbon Diagram
    • Heat Treatment — Annealing, Quenching, Tempering, Surface Hardening
    • Alloys, Composites, Ceramics, Polymers
  10. 10

    Engineering Mechanics

    • Statics — Equilibrium, Free Body Diagrams, Trusses, Friction
    • Dynamics — Kinematics, Newton's Laws, Work-Energy, Impulse-Momentum

Frequently asked questions

What topics are in the BEL Technical syllabus?

Technical for BEL has 10 topics: Strength of Materials, Thermodynamics, Fluid Mechanics & Machinery, Heat Transfer, Theory of Machines & Vibrations, Machine Design, Production & Manufacturing Technology, Industrial Engineering, Engineering Materials & Metallurgy and Engineering Mechanics, with 37 sub-topics in all.

How many questions come from Technical in BEL?

About 100 questions (100 marks) in CBT — Section B (Discipline Specific). Always check the latest notification, as numbers can change.

How do I practise BEL Technical on Topicly?

Pick a topic above and study it your way — step-by-step chat, a quiz, a formula sheet or a voice call with Sia. Topicly tracks each sub-topic so you know what's left. It's free to start.

Compiled from official notifications for study purposes. Always confirm with the conducting body's latest notification.