GATE Syllabus For Mechanical Engineering is the most critical aspect of preparing for the GATE ME examination. Explore the GATE Mechanical Syllabus PDF 2023 released by IIT. Mechanical Engineering is among one of the most studied subjects in India. The highest number of students appearing for the GATE Exam is from the Mechanical branch every year. Since the number of applicants is high, it is also challenging to score good ranks. Therefore, one must carefully look into the GATE Syllabus for Mechanical Engineering.
If you thoroughly go through the GATE Mechanical Syllabus, you will find details of each section in the syllabus. Looking at GATE Previous Year Question Paper also helps better understand the GATE exam pattern and the subject-wise weightage of the GATE Exam Syllabus For Mechanical Engineering.
The GATE syllabus for Mechanical Engineering is divided into four sections:
- Section 1: Engineering Mathematics
- Section 2: Applied Mechanics and Design
- Section 3: Fluid Mechanics and Thermal Sciences
- Section 4: Materials, Manufacturing, and Industrial Engineering
GATE Syllabus For Mechanical Engineering for 2023
We have listed the topics under each syllabus section, as a table below. By referring to the GATE syllabus for Mechanical Engineering, candidates can prepare ahead for the exams. They can plan their studies, based on the marks weightage and the topics covered in the GATE mechanical syllabus.
GATE Mechanical Syllabus 2023:
Sections | Topics |
Engineering Mathematics | Linear Algebra: Matrix algebra, systems of linear equations, eigenvalues and eigenvectors.
Calculus: Functions of single variable, limit, continuity and differentiability, mean value theorems, indeterminate forms; evaluation of definite and improper integrals; double and triple integrals; partial derivatives, total derivative, Taylor series (in one and two variables), maxima and minima, Fourier series; gradient, divergence and curl, vector identities, directional derivatives, line, surface and volume integrals, applications of Gauss, Stokes and Green’s theorems. Differential equations: First order equations (linear and nonlinear); higher order linear differential equations with constant coefficients; Euler-Cauchy equation; initial and boundary value problems; Laplace transforms; solutions of heat, wave and Laplace’s equations. Complex variables: Analytic functions; Cauchy-Riemann equations; Cauchy’s integral theorem and integral formula; Taylor and Laurent series. Probability and Statistics: Definitions of probability, sampling theorems, conditional probability; mean, median, mode and standard deviation; random variables, binomial, Poisson and normal distributions. Numerical Methods: Numerical solutions of linear and non-linear algebraic equations; integration by trapezoidal and Simpson’s rules; single and multi-step methods for differential equations. |
Applied Mechanics and Design | Engineering Mechanics: Free-body diagrams and equilibrium; friction and its applications including rolling friction, belt-pulley, brakes, clutches, screw jack, wedge, vehicles, etc.; trusses and frames; virtual work; kinematics and dynamics of rigid bodies in plane motion; impulse and momentum (linear and angular) and energy formulations; Lagrange’s equation.
Mechanics of Materials: Stress and strain, elastic constants, Poisson’s ratio; Mohr’s circle for plane stress and plane strain; thin cylinders; shear force and bending moment diagrams; bending and shear stresses; concept of shear centre; deflection of beams; torsion of circular shafts; Euler’s theory of columns; energy methods; thermal stresses; strain gauges and rosettes; testing of materials with universal testing machine; testing of hardness and impact strength. Theory of Machines: Displacement, velocity and acceleration analysis of plane mechanisms; dynamic analysis of linkages; cams; gears and gear trains; flywheels and governors; balancing of reciprocating and rotating masses; gyroscope. Vibrations: Free and forced vibration of single degree of freedom systems, effect of damping; vibration isolation; resonance; critical speeds of shafts. Machine Design: Design for static and dynamic loading; failure theories; fatigue strength and the SN diagram; principles of the design of machine elements such as bolted, riveted and welded joints; shafts, gears, rolling and sliding contact bearings, brakes and clutches, springs. |
Fluid Mechanics and Thermal Sciences | Fluid Mechanics: Fluid properties; fluid statics, forces on submerged bodies, stability of floating bodies; control-volume analysis of mass, momentum and energy; fluid acceleration; differential equations of continuity and momentum; Bernoulli’s equation; dimensional analysis; viscous flow of incompressible fluids, boundary layer, elementary turbulent flow, flow through pipes, head losses in pipes, bends and fittings; basics of compressible fluid flow.
Heat-Transfer: Modes of heat transfer; one dimensional heat conduction, resistance concept and electrical analogy, heat transfer through fins; unsteady heat conduction, lumped parameter system, Heisler’s charts; thermal boundary layer, dimensionless parameters in free and forced convective heat transfer, heat transfer correlations for flow over flat plates and through pipes, effect of turbulence; heat exchanger performance, LMTD and NTU methods; radiative heat transfer, StefanBoltzmann law, Wien’s displacement law, black and grey surfaces, view factors, radiation network analysis. Thermodynamics: Thermodynamic systems and processes; properties of pure substances, behavior of ideal and real gases; zeroth and first laws of thermodynamics, calculation of work and heat in various processes; second law of thermodynamics; thermodynamic property charts and tables, availability and irreversibility; thermodynamic relations. Applications: Power Engineering: Air and gas compressors; vapour and gas power cycles, concepts of regeneration and reheat. I.C. Engines: Air-standard Otto, Diesel and dual cycles. Refrigeration and air-conditioning: Vapour and gas refrigeration and heat pump cycles; properties of moist air, psychrometric chart, basic psychrometric processes. Turbomachinery: Impulse and reaction principles, velocity diagrams, Pelton-wheel, Francis and Kaplan turbines; steam and gas turbines. |
Materials, Manufacturing, and Industrial Engineering | Engineering Materials: Structure and properties of engineering materials, phase diagrams, heat treatment, stress-strain diagrams for engineering materials.
Casting, Forming and Joining Processes: Different types of castings, design of patterns, moulds and cores; solidification and cooling; riser and gating design. Plastic deformation and yield criteria; fundamentals of hot and cold working processes; load estimation for bulk (forging, rolling, extrusion, drawing) and sheet (shearing, deep drawing, bending) metal forming processes; principles of powder metallurgy. Principles of welding, brazing, soldering and adhesive bonding. Machining and Machine Tool Operations: Mechanics of machining; basic machine tools; single and multi-point cutting tools, tool geometry and materials, tool life and wear; economics of machining; principles of non-traditional machining processes; principles of work holding, jigs and fixtures; abrasive machining processes; NC/CNC machines and CNC programming. Metrology and Inspection: limits, fits and tolerances: linear and angular measurements; comparators; interferometry; form and finish measurement; alignment and testing methods; tolerance analysis in manufacturing and assembly; concepts of coordinate-measuring machine (CMM). Computer Integrated Manufacturing: Basic concepts of CAD/CAM and their integration tools; additive manufacturing. Production Planning and Control: Forecasting models, aggregate production planning, scheduling, materials requirement planning; lean manufacturing. Inventory Control: Deterministic models; safety stock inventory control systems. Operations Research: Linear programming, simplex method, transportation, assignment, network flow models, simple queuing models, PERT and CPM. |
GATE Mechanical Engineering Exam Pattern 2023
Particulars | Details |
Exam Dates | 4, 5, 11, 12 February, 2023 |
Duration | 3 hours |
Mode of Examination | Computer Based – Online |
General Aptitude | 15 Marks |
Subject Marks | 85 |
Total | 100 |
Total no. of Questions | 65 |
Question Paper Pattern of GATE Mechanical Exam
Sections | Questions | Marks | Negative |
General Aptitude
(MCQ) |
Q1 – Q5
Q6 – Q10 |
1
2 |
-⅓
-⅔ |
Mechanical Engineering Subject (MCQ) | Q1 – Q19 | 1 | -⅓ |
Mechanical Engineering Subject (NAT) | Q20 – Q25 | 1 | No negative |
Mechanical Engineering Subject (MCQ) | Q26 – Q34 | 2 | -⅔ |
Mechanical Engineering Subject (NAT) | Q35 – Q55 | 2 | No negative |
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Frequently Asked Questions on GATE Mechanical Engineering Syllabus 2023
How many subjects are there in GATE Mechanical?
There are four major sections in the GATE Mechanical Engineering syllabus. They are Section 1: Engineering Mathematics, Section 2: Applied Mechanics and Design, Section 3: Fluid Mechanics and Thermal Sciences, Section 4: Materials, Manufacturing, and Industrial Engineering.
Is the GATE Mechanical exam tough?
Yes, it is one of the most challenging exams, but it can be cleared with the proper preparation and strategy. GATE online coaching also helps you in preparing for the exam well.
How can you access the GATE Exam Syllabus For Mechanical Engineering?
The GATE Exam Syllabus For Mechanical Engineering is already published on the official website. You can also access the syllabus on BYJU’S GATE website.
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Are there any changes in mechanical syllabus in 2022 compared to 2021?
No, there are no changes. The Mechanical Syllabus for 2022 remains the same as that of 2021.