JKSSB JE, Junior Engineer Mechanical Syllabus 2023, Download PDF
Get complete information on JKSSB JE, Junior Engineer Mechanical syllabus in this comprehensive Article. Find out the eligibility criteria, selection process, and exam pattern for the written test. Discover the topics covered in the test, including Engineering Mechanics, Strength of Materials, Thermodynamics, and more. Learn about the required documents for the interview process and the minimum qualifying marks for the test. Don’t miss out on this valuable resource to help you prepare for the JKSSB JE, Junior Engineer Mechanical exam.
| Theory of Machines and Machine Design | 15 marks |
| Thermal Engineering and Refrigeration & Air-conditioning | 20 marks |
| Engineering Mechanics and Strength of Materials | 15 marks |
| Fluid Mechanics & Machinery | 15 marks |
| Material Science & Production Engineering | 20 marks |
| Industrial Management and CAD/CAM | 20 marks |
| Metrology and Automobile Engineering | 15 marks |
Theory of Machines and Machine Design
Four bar linkage and link motion, Flywheels and fluctuation of energy, Power transmission by belts-V-belts, and Flat belts. Gears-Type of gears, gear profile, and gear ratio calculation. Cams. Governors-Principles, and classification. Design of keys, shafts, Riveted joint, couplings.
Thermal Engineering and Refrigeration & Air-conditioning
Thermodynamics: Heat, work, and temperature, First and second laws of thermodynamics. Carnot, Rankine, Otto and Diesel Cycles. P-v & P-T diagrams H2O. Saturated, wet & superheated steam. Definition of dryness fraction of steam, degree of superheat of steam. Rankine cycle of steam: Simple Rankine cycle, plot on P-V, T-S, h-s planes, Rankine cycle efficiency with & without pump work. Concept of COP, Carnot Cycle, Vapour compression cycle. Refrigerants. Psychometry, DBT, WBT, DPT.
Engineering Mechanics and Strength of Materials
Laws of forces, Equilibrium of Forces, Moment of Inertia, Laws of motion. Friction. Concept of simple machines, M A, V R, %age. Concepts of stress and strain, Elastic limit, and elastic constants. Bending moments and shear force diagram. Stress in composite bars. Torsion in circular shafts. Columns: Euler’s and Rankine’s theories. Thin-walled pressure vessels.
Fluid Mechanics & Machinery
Properties & Classification of Fluids, Newton’s law of viscosity, Fluid Statics, Measurement of Fluid Pressure by Manometers, U-tube, Inclined tube. Fluid Kinematics: Streamline, laminar & turbulent flow, external & internal flow, continuity equation. Dynamics of ideal fluids: Bernoulli’s equation, Total head; Velocity head; Pressure head. Measurement of Flow rate, Basic Principles & working of Venturimeter, Pitot tube, Orifice meter. Hydraulic Turbines & Centrifugal Pumps.
Material Science & Production Engineering
Structure of metals, Space lattice, Unit cell, BCC, FCC, etc, Iron carbon diagram, Classification of Steels: mild steel & alloy steel. Heat treatment of steel. Welding – Arc Welding, Gas Welding, Resistance Welding, Special Welding Techniques i.e. TIG, MIG. Brazing & Soldering, Welding Defects & Testing. Foundry & Casting methods, defects, different casting processes. Forging, Extrusion, etc. Metal cutting principles, cutting tools. Basic Principles of machining with Lathe, Milling, Drilling, Shaping, Grinding. Machine tools & manufacturing processes.
Industrial Management and CAD/CAM
Planning, Organizing, Leading, Controlling. Inventory Control, Inspection & Quality Control. Basic concepts of CAD/CAM. NC, DNC, CNC machines.
Metrology and Automobile Engineering
Tools used in Linear Measurements, Angular Measurement, Surface finish. Limits, fits & Tolerance, Error, Classification of Automobiles. Transmission, Steering, Braking, Suspension system. IC Engine Performance, IC Engine Combustion process, Cooling, and Lubrication system in I.C Engine.
