JKSSB Junior Engineer (Mechanical): syllabus, exam pattern and mock tests
The notified syllabus for the JKSSB Junior Engineer (Mechanical) written test, unit by unit, with marks. In the app every syllabus line has notes, past JKSSB and SSC questions, chapter tests and full mocks in this exact pattern.
120 marks120 minutes−0.25 per wrong answer10 full mock tests55 chapter tests
Start preparing for Junior Engineer (Mechanical)
Syllabus
Theory of Machines and Machine Design15 marks
- 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
Engineering Mechanics and Strength of Materials15 marks
- 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
Thermal Engineering and Refrigeration & Air-conditioning20 marks
- Thermodynamics: Heat, work and temperature
- First and second laws of thermodynamics
- Carnot, Rankine, Otto and Diesel Cycles
- P-v & P-T diagrams of H2O
- Saturated, wet & superheated steam; 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
- Psychrometry, DBT, WBT, DPT
Fluid Mechanics & Machinery15 marks
- Properties & Classification of Fluids, Newton's law of viscosity
- Fluid Statics, Measurement of Fluid Pressure by Manometers, U-tube, Inclined tube
- Fluid Kinematics: Stream line, 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 Venturi meter, Pitot tube, Orifice meter
- Hydraulic Turbines & Centrifugal Pumps
Material Science & Production Engineering20 marks
- 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
Metrology and Automobile Engineering15 marks
- 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
Industrial Management and CAD/CAM20 marks
- Planning, Organizing, Leading, Controlling
- Inventory Control
- Inspection & Quality Control
- Basic concepts of CAD/CAM
- NC, DNC, CNC machines