SSC JE Mechanical Syllabus 2025, Subject Wise Syllabus In Detail

To do well in the SSC JE exam, candidates must clearly understand the SSC JE Mechanical Syllabus 2025. Knowing the syllabus helps them plan their studies effectively for each topic in the Mechanical Engineering section. Since this subject covers many topics, it’s important to give it enough time and focus. This article provides a detailed syllabus to help candidates prepare better. Reading the entire article will give a complete understanding of the SSC JE 2025 Mechanical syllabus. Candidates are also advised to bookmark the website to stay updated on Engineering Exams.

SSC JE Mechanical Syllabus 2025- Overview

The Staff Selection Commission (SSC) will soon start the SSC JE 2025 recruitment process. Candidates who have appeared for the SSC JE Tier 1 exam are eagerly waiting for their results while also preparing for the SSC JE Tier 2 exam, which is expected to take place soon. In this section, you can find a detailed overview of the SSC JE Mechanical Syllabus for 2025.

SSC JE Mechanical Engineering Syllabus 2025

The detailed topic-wise SSC JE Mechanical Engineering Syllabus 2025 is given below for the ease of candidates. Check the complete SSC Junior Engineering Mechanical Syllabus for Tier 1 in this section:

Tier 1 Mechanical Syllabus For SSC JE Exam

The SSC JE Tier 1 Exam consists of the following subjects as listed below:

• General Intelligence & Reasoning
• General Awareness
• General Engineering:
  Part A: (Civil Engineering & Structural Engineering)
  Part B: (Electrical Engineering)
  Part C: (Mechanical Engineering)

General Intelligence and Reasoning Topics

• Classification
• Analogy
• Coding-Decoding
• Paper Folding Method
• Matrix
• Word Formation
• Venn Diagram
• Direction and Distance
• Blood Relations
• Series
• Verbal reasoning
• Non-Verbal Reasoning
• Seating Arrangement
• Analogies,
• Similarities,
• Differences,
• Space visualization,
• Problem-solving,
• Analysis,
• Judgement,
• Decision making,
• Visual memory,
• Discrimination,
• Observation,
• Relationship concepts,
• Arithmetical reasoning,
• Verbal and figure classification,
• Arithmetical number series
•  Arithmetical computations

General Awareness Topics

• Static General Knowledge
• Science
• Current Affairs
• Sports
• Books and Authors
• Important Schemes
• Portfolios
• People in the News
• History
• Culture
• Geography
• Economic
• General Polity and
• Scientific Research

General Engineering Topics

SSC JE Mechanical Engineering Syllabus 2025

• Theory of Machines and Machine Design
• IC Engines Combustion
• Air Standard cycles for IC Engines
• IC Engine Performance
• 1st Law of Thermodynamics
• 2nd Law of Thermodynamics
• Boilers
• IC Engine Cooling & Lubrication
• Classification
• Rakhine cycle of System
• Specification
• Engineering Mechanics and Strength of Materials
• Centrifugal Pumps
• Basic Principles & Classification of Steel
• Hydraulic Turbines
• Dynamics of Ideal Fluids
• Fluid kinematics
• Measurement of Fluid Pressure
• Properties & Classification of Fluids
• Air Compressors & their cycles
• Refrigeration cycles
• Measurement of Flow rate
• Fluid Statics
• Nozzles & Steam Turbines
• Principle of Refrigeration Plant
• Fitting & Accessories
• Theory of Machines and Machine Design,
• Engineering Mechanics and Strength of Materials,
• Properties of Pure Substances,
• 1st Law of Thermodynamics,
• 2nd Law of Thermodynamics,
• Air standard Cycles for IC Engines,
• IC Engine Performance,
• IC Engines Combustion,
• IC Engine Cooling & Lubrication,
• Rankine cycle of System,
• Boilers,
• Classification,
• Specification,
• Fitting & Accessories,
• Air Compressors & their cycles,
• Refrigeration cycles,
• Principle of Refrigeration Plant,
• Nozzles & Steam Turbines.
• Properties & Classification of Fluids,
• Fluid Statics,
• Measurement of Fluid Pressure,
• Fluid kinematics,
• Dynamics of Ideal Fluids,
• Measurement of Flow rate,
• Basic principles,
• Hydraulic Turbines,
• Centrifugal Pumps,
• Classification of steels.

Tier 2 Mechanical Syllabus For SSC JE 2025

SSC JE 2025 Tier 2 Exam paper will have three parts. The SSC JE Tier 2 will be a written exam of 300 marks for 2 hours. Candidates can choose any one out of three parts of the SSC JE Tier 2 Exam as per their branch. SSC JE 2025 Tier 2 Exam Subjects are as follows:

• Part-A (Civil Engineering & Structural Engineering)
• Part-B (Electrical Engineering)
• Part-C (Mechanical Engineering)

Mechanical Engineering Syllabus (Part C)

Theory of Machines and Machine Design: Concept of a simple machine, Four bar linkage and link motion, Flywheels and fluctuation of energy, Power transmission by belts – V-belts and Flat belts, Clutches – Plate and Conical clutch, Gears – Type of gears, gear profile and gear ratio calculation, Governors – Principles and classification, Riveted joint, Cams, Bearings, Friction in collars and pivots.

Engineering Mechanics and Strength of Materials: Equilibrium of Forces, Law of motion, Friction, Concepts of stress and strain, Elastic limit and elastic constants, Bending moments and shear force diagram, Stress in composite bars, Torsion of circular shafts, Bucking of columns – Euler’s and Rankin’s theories, Thin walled pressure vessels.

Properties of Pure Substances: p-v & P-T diagrams of pure substance like H₂O, Introduction of steam table concerning steam generation process; definition of saturation, wet & superheated status. Definition of dryness fraction of steam, degree of superheat of steam. H-s chart of steam (Mollier’s Chart).

1^st Law of Thermodynamics: Definition of stored energy & internal energy, 1^st Law of Thermodynamics of cyclic process, Non-Flow Energy Equation, Flow Energy & Definition of Enthalpy, Conditions for Steady State Steady Flow; Steady State Steady Flow Energy Equation.

2^nd Law of Thermodynamics: Definition of Sink, Source Reservoir of Heat, Heat Engine, Heat Pump & Refrigerator; Thermal Efficiency of Heat Engines & co-efficient of performance of Refrigerators, Kelvin – Planck & Clausius Statements of 2^nd Law of Thermodynamics, Absolute or Thermodynamic Scale of temperature, Clausius Integral, Entropy, Entropy change calculation of ideal gas processes. Carnot Cycle & Carnot Efficiency, PMM-2; definition & its impossibility.

Air standard Cycles for IC engines: Otto cycle; plot on P-V, T-S Planes; Thermal Efficiency, Diesel Cycle; Plot on P-V, T-S planes; Thermal efficiency. IC Engine Performance, IC Engine Combustion, IC Engine Cooling & Lubrication.

Rankine cycle of steam: Simple Rankine cycle plot on P-V, T-S, h-s planes, Rankine cycle efficiency with & without pump work.

Boilers; Classification; Specification; Fittings & Accessories: Fire Tube & Water Tube Boilers.

Air Compressors & their cycles: Refrigeration cycles; Principle of a Refrigeration Plant; Nozzles & Steam Turbines

Properties & Classification of Fluid: ideal & real fluids, Newton’s law of viscosity, Newtonian and Non-Newtonian fluids, compressible and incompressible fluids.

Fluid Statics: Pressure at a point.

Measurement of Fluid Pressure: 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; Application of Bernoulli’s equitation.

Measurement of Flow rate Basic Principles: Venturi Meter, Pilot tube, Orifice meter. Hydraulic Turbines: Classifications, Principles.

Centrifugal Pumps: Classifications, Principles, Performance. Production Engineering

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, etc. (Brazing & Soldering), Welding Defects & Testing; NDT, Foundry & Casting – methods, defects, different casting processes, Forging, Extrusion, etc, Metal cutting principles, cutting tools, Basic Principles of machining with (i) Lathe (ii) Milling (iii) Drilling (iv) Shaping (v) Grinding, Machines, tools & manufacturing processes.

SSC JE 2025 Exam Pattern

SSC JE Exam 2025 will consist of two papers i.e. Paper I and Paper II. SSC JE Exam 2025 will be conducted in online mode i.e. Computer Based Examination. SSC JE Exam 2025 will have a negative marking of 0.33 marks for each wrong answer. Check the detailed exam pattern below.

SSC Junior Engineer 2025 Exam Pattern

The SSC JE Exam Pattern along with the SSC JE Syllabus 2025 is given below in the table format for the ease of candidates:

Exam Pattern For Paper I
In the SSC JE Mechanical Exam, there are the total number of questions

Exam Pattern For Paper II

In the SSC JE Paper 2 exam, there are a total of 100 questions. Each question carries 3 marks and the total mark is 300. The duration of the exam is 2 hours.

Sharing is caring!