UPSC IES/ESE Mechanical Engineering Syllabus & Exam Pattern
By On September 22nd, 2021
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UPSC IES/ESE Selection Process

The examination shall be conducted according to the following plan

  • Stage‐I: Engineering Services (Preliminary/Stage‐I) Examination (Objective Type Papers) for the selection of candidates for the Stage‐II: Engineering Services (Main/Stage‐II) Examination;
  • Stage‐II: Engineering Services (Main/Stage‐II) Examination (Conventional Type Papers)
  • Stage‐III : Personality Test

UPSC IES/ESE Mechanical Engineering Prelim Exam Pattern

UPSC IES/ESE Mechanical Engineering Prelim Exam Pattern
Subject Marks         Time(minutes)
Paper‐I (General Studies and Engineering Aptitude) 200 120
Paper‐II (Mechanical Engineering) 300 180
Total 500 300

UPSC IES/ESE Mechanical Engineering Mains Exam Pattern

UPSC IES/ESE Mechanical Engineering Mains Exam Pattern
Subject Marks         Time(minutes)
Paper‐I ( Mechanical Engineering) 300 180
Paper‐II (Mechanical Engineering) 300 180
Total 600 360
UPSC IES/ESE Syllabus for General Studies and Engineering Aptitude
  • Current issues of national and international importance relating to social
  • Economic and industrial development
  • Engineering Aptitude covering Logical reasoning and Analytical ability
  • Engineering Mathematics and Numerical Analysis
  • General Principles of Design, Drawing, Importance of Safety
  • Standards and Quality practices in production, construction, maintenance and services
  • Basics of Energy and Environment: Conservation, environmental pollution and degradation,
    Climate Change, Environmental impact assessment 7. Basics of Project Management 8. Basics of Material Science and Engineering
  • Information and Communication Technologies (ICT) based tools and their applications in Engineering such as networking, e‐governance and technology based education.
  • Ethics and values in Engineering profession.

Note: The paper in General Studies and Engineering Aptitude will include Knowledge of relevant topics as may be expected from an engineering graduate, without special study. Questions from all the 10 topics mentioned above shall be set. Marks for each Topic may range from 5% to 15% of the total marks in the paper.

UPSC IES/ESE Syllabus for Mechanical Engineering Paper-I
  • Fluid Mechanics:
    Basic Concepts and Properties of Fluids, Manometry, Fluid Statics, Buoyancy, Equations of Motion, Bernoulli’s equation and applications, Viscous flow of incompressible fluids, Laminar and Turbulent flows, Flow through pipes and head losses in pipes.
  • Thermodynamics and Heat transfer:
    Thermodynamic systems and processes; properties of pure substance; Zeroth, First and Second Laws of Thermodynamics; Entropy, Irreversibility and availability; analysis of thermodynamic cycles related to energy conversion: Rankine, Otto, Diesel and Dual Cycles; ideal and real gases; compressibility factor; Gas mixtures.
    Modes of heat transfer, Steady and unsteady heat conduction, Thermal resistance, Fins, Free and forced convection, Correlations for convective heat transfer, Radiative heat transfer – Radiation heat transfer co‐efficient; boiling and condensation, Heat exchanger performance analysis.
  • IC Engines, Refrigeration and Air conditioning:
    SI and CI Engines, Engine Systems and Components, Performance characteristics and testing of IC Engines; Fuels; Emissions and Emission Control. Vapour compression refrigeration, Refrigerants and Working cycles, Compressors, Condensers, Evaporators and Expansion devices, Other types of refrigeration systems like Vapour Absorption, Vapour jet, thermo electric and Vortex tube refrigeration. Psychometric properties and processes, Comfort chart, Comfort and industrial air conditioning, Load calculations and Heat pumps.
  • Turbo Machinery:
    Reciprocating and Rotary pumps, Pelton wheel, Kaplan and Francis Turbines, velocity diagrams, Impulse and Reaction principles, Steam and Gas Turbines, Theory of Jet Propulsion – Pulse jet and Ram Jet Engines, Reciprocating and Rotary Compressors – Theory and Applications
  • Power Plant Engineering:
    Rankine and Brayton cycles with regeneration and reheat, Fuels and their properties, Flue gas analysis, Boilers, steam turbines and other power plant components like condensers, air ejectors, electrostatic precipitators and cooling towers – their theory and design, types and applications;
  • Renewable Sources of Energy:
    Solar Radiation, Solar Thermal Energy collection ‐ Flat Plate and focusing collectors their materials and performance. Solar Thermal Energy Storage, Applications – heating, cooling and Power Generation; Solar Photovoltaic Conversion; Harnessing of Wind Energy, Bio‐mass and Tidal Energy – Methods and Applications, Working principles of Fuel Cells.
UPSC IES/ESE Syllabus Mechanical Engineering Paper-II
  • Engineering Mechanics:
    Analysis of System of Forces, Friction, Centroid and Centre of Gravity, Dynamics; Stresses and Strains‐Compound Stresses and Strains, Bending Moment and Shear Force Diagrams, Theory of Bending Stresses‐ Slope and deflection‐Torsion, Thin and thick Cylinders, Spheres.
  • Engineering Materials:
    Basic Crystallography, Alloys and Phase diagrams, Heat Treatment, Ferrous and Non Ferrous Metals, Non metallic materials, Basics of Nano‐materials, Mechanical Properties and Testing, Corrosion prevention and control
  • Mechanisms and Machines:
    Types of Kinematics Pair, Mobility, Inversions, Kinematic Analysis, Velocity and Acceleration Analysis of Planar Mechanisms, CAMs with uniform acceleration and retardation, cycloidal motion, oscillating followers; Vibrations –Free and forced vibration of undamped and damped SDOF systems, Transmissibility Ratio, Vibration Isolation, Critical Speed of Shafts. Gears – Geometry of tooth profiles, Law of gearing, Involute profile, Interference, Helical, Spiral and Worm Gears, Gear Trains‐ Simple, compound and Epicyclic; Dynamic Analysis – Slider – crank mechanisms, turning moment computations, balancing of Revolving &
    Reciprocating masses, Gyroscopes –Effect of Gyroscopic couple on automobiles, ships and aircrafts, Governors.
  • Design of Machine Elements:
    Design for static and dynamic loading; failure theories; fatigue strength and the S‐N diagram; principles of the design of machine elements such as riveted, welded and bolted joints. Shafts, Spur gears, rolling and sliding contact bearings, Brakes and clutches, flywheels.
  • Manufacturing ,Industrial and Maintenance Engineering:
    Metal casting‐Metal forming, Metal Joining, Machining and machine tool operations, Limits, fits and tolerances, Metrology and inspection, computer Integrated manufacturing, FMS, Production planning and Control, Inventory control and operations research ‐ CPM‐PERT. Failure concepts and characteristics‐Reliability, Failure analysis, Machine Vibration, Data acquisition, Fault Detection, Vibration Monitoring, Field Balancing of Rotors, Noise Monitoring, Wear and Debris Analysis, Signature Analysis, NDT Techniques in Condition Monitoring.
  • Mechatronics and Robotics:
    Microprocessors and Microcontrollers: Architecture, programming, I/O, Computer interfacing, Programmable logic controller. Sensors and actuators, Piezoelectric accelerometer, Hall effect sensor, Optical Encoder, Resolver, Inductosyn, Pneumatic and Hydraulic actuators, stepper motor, Control Systems‐ Mathematical modeling of Physical systems, control signals, controllability and observability. Robotics, Robot Classification, Robot Specification, notation; Direct and Inverse Kinematics;
    Homogeneous Coordinates and Arm Equation of four Axis SCARA Robot.
Also Read 
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UPSC Official WebSite
 UPSC IES/ESE Interview/Personally Test
  • The interview will try to bring out qualities such as intuitive powers, spontaneity, common sense, soft skills, leadership qualities, confidence level and team spirit.
  • Moreover, it will also check the depth of your technical knowledge and general awareness.
  • The interview panel will check your ability to analyze and solve practical situations.
  • Marks Allotted for Interview is 200.

Frequently Asked Questions (FAQs) for UPSC IES/ESE Mechanical Engineering Syllabus 

Question- How many stages are there is UPSC IES/ESE exam ?
Answer- Total Three stages. to clear this prestigious exam- Stage I- Preliminary Exam, Stage II- Mains Exam, Stage III- Personality Test

Question- I am in the final year of graduation of engineering. Am I eligible for UPSC IES/ESE  exam?
Answer-
Yes, Final Year Students are eligible for UPSC IES/ESE exam.

Question-In which branch can I appear for UPSC IES/ESE exam ?
Answer-
Engineering Services Examination (ESE) is conducted by UPSC for four categories of engineering :
(1) Civil Engineering
(2) Mechanical Engineering
(3) Electrical Engineering
(4) Electronics & telecommunication Engineering

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