GATE 2027 Mechanical Engineering Official Syllabus
Section 1: General Aptitude (Common to All Papers • 15 Marks)
Verbal, Quantitative, Analytical & Spatial Reasoning
Common General Aptitude (Verbal, Quantitative, Analytical, Spatial).
Section 2: Engineering Mathematics (Core Component)
Mathematical Foundations
Linear Algebra, Calculus, Differential Equations, Complex Variables, Probability and Statistics, Numerical Methods.
Section 3: Subject-Specific Core Syllabus (85 Marks)
Technical Domain Breakdown
Applied Mechanics and Design (Engineering Mechanics: free-body diagrams, trusses, friction, dynamics; Mechanics of Materials: stress and strain, elastic constants, Mohr's circle, thin cylinders, deflection of beams, torsion; Theory of Machines: displacement, velocity, acceleration analysis of plane mechanisms, cams, gears, governors, balancing; Vibrations: free and forced vibration of single degree of freedom systems, resonance; Machine Design: design for static and dynamic loading, failure theories, fatigue strength, bolted, riveted and welded joints, shafts, gears, rolling contact bearings); Fluid Mechanics and Thermal Sciences (Fluid Mechanics: fluid properties, fluid statics, Bernoulli's equation, viscous flow of incompressible fluids, boundary layer, dimensional analysis; Heat-Transfer: conduction, convection, radiation, heat exchangers; Thermodynamics: laws of thermodynamics, thermodynamic cycles, availability, irreversibility; Applications: power engineering: Rankine, Brayton cycles, IC engines, refrigeration and air-conditioning); Materials, Manufacturing and Industrial Engineering (Engineering Materials: structure and properties, phase diagrams, heat treatment; Casting, Forming and Joining Processes; Machining and Machine Tool Operations: mechanics of machining, tool life; Metrology and Inspection; Computer Integrated Manufacturing: CAD/CAM, CNC; Production Planning and Control: inventory control, operations research: simplex method, transportation, assignment, network flow models, PERT/CPM).