GATE 2020 Mechanical Engineering (ME) Exam

    Mechanical engineering is the discipline that applies engineering, physics, engineering mathematics, and materials science principles to design, analyze, manufacture, and maintain mechanical systems. It is one of the 25 papers of GATE exam.

    • GATE Mechanical Engineering question paper consists of total 65 questions worth 100 marks.
    • GATE Syllabus is based on the topics studied at graduation level.
    • Students are required to attempt all the questions in the duration of three hours. 
    • Check out the new changes introduced by IIT Guwahati in GATE 2020.
    • Candidates have to use GATE virtual Calculator for calculations. No physical calculator is allowed in Examination Center.

    GATE 2020 is scheduled for February 01, 02, 08 and 09, 2020 in multiple sessions. The online exam conducted for admission to and Ph.D. courses. Through GATE mechanical engineering exam candidate will be able to take admission in Mechanical Engineering PG courses. Also, they can get jobs in various PSUs based on GATE score. 

    GATE Mechanical Engineering Syllabus

    GATE mechanical engineering syllabus is released by the conducting body on the official website. The syllabus is divided into 4 sections. Candidates can check the section wise syllabus detail as given below:

    Section 1: Engineering Mathematics

    Engineering Mathematics syllabus is structured to test student’s mathematical concept and his/her ability to solve mathematical problems.

    Linear AlgebraMatrix algebra, systems of linear equations, eigenvalues and eigenvectors.
    CalculusFunctions 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 EquationsFirst 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 VariablesAnalytic functions; Cauchy-Riemann equations; Cauchy’s integral theorem and integral formula; Taylor and Laurent series.
    Numerical MethodsNumerical solutions of linear and non-linear algebraic equations; integration by trapezoidal and Simpson’s rules; single and multi-step methods for differential equations.
    Probability and Statistics:Definitions of probability, sampling theorems, conditional probability; mean, median, mode and standard deviation; random variables, binomial, Poisson and normal distributions.

    Section 2: Applied Mechanics and Design

    Applied Mechanics and Design syllabus include the concept of mechanics and its application in complex situation and problems. 

    Engineering MechanicsFree-body diagrams and equilibrium; trusses and frames; virtual work; kinematics and dynamics of particles and of rigid bodies in plane motion; impulse and momentum (linear and angular) and energy formulations, collisions.
    Theory of MachinesStress 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; 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.
    Mechanics of MaterialsDisplacement, 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.
    VibrationsFree and forced vibration of single degree of freedom systems, effect of damping; vibration isolation; resonance; critical speeds of shafts.
    Machine DesignDesign for static and dynamic loading; failure theories; fatigue strength and the S-N 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.

    Section 3: Fluid Mechanics and Thermal Science

    Heat TransferFluid properties; fluid statics, manometry, buoyancy, 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.
    Fluid MechanicsModes 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, Stefan- Boltzmann law, Wien's displacement law, black and grey surfaces, view factors, radiation network analysis.
    ThermodynamicsThermodynamic systems and processes; properties of pure substances, behaviour 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.
    ApplicationsPower 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.

    Material, Manufacturing and Industrial Engineering

    Engineering MaterialsStructure and properties of engineering materials, phase diagrams, heat treatment, stress-strain diagrams for engineering materials.
    Metrology and InspectionLimits, fits and tolerances; linear and angular measurements; comparators; gauge design; interferometry; form and finish measurement; alignment and testing methods; tolerance analysis in manufacturing and assembly.
    Casting, Forming and Joining ProcessesDifferent 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.
    Computer Integrated ManufacturingBasic concepts of CAD/CAM and their integration tools.
    Machining and Machine Tool OperationsMechanics 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, design of jigs and fixtures.
    Production Planning and ControlForecasting models, aggregate production planning, scheduling, materials requirement planning.
    Inventory ControlDeterministic models; safety stock inventory control systems.
    Operations ResearchLinear programming, simplex method, transportation, assignment, network flow models, simple queuing models, PERT and CPM.

    Read More Detailed GATE Mechanical Engineering Syllabus

    Important Topics

    Here we are giving the list of important topics that must be considered by the candidates and it will help them to plan out their Preparation strategy.

    TopicsExcepted No. of questionsExpected Marks
    Engineering Mechanics46
    Mechanics of Material711
    Machine Design23
    Theory of Machines58
    Heat Transfer47
    Fluid Mechanics69
    Manufacturing Engineering811
    Industrial Engineering24
    General Aptitude1015

    Best Coaching Centres for GATE

    It is good to join a coaching center for the preparation of GATE it will definitely help to attain good marks in the examination and candidates will get a proper guidance by the experienced and trained teachers and they will be able to save their precious time from wastage.

    Here is a list of top ranking coaching center across the country.

    Coaching InstituteCityRatings
    ACE Engineering AcademyBangalore4 Stars
    Trump and GatesNew Delhi4.1 Stars
    GATE ForumChennai4.2 Stars
    Vani Institute of Engineering & TechnologyChennai4.6 Stars
    IMS GuwahatiGuwahati4.9 Stars
    New Cambridge CollegeChandigarh4.9 Stars
    Let’s Talk AcademyJaipur5 Stars

    Read More GATE Top Coaching Institute

    GATE Books for ME paper

    Here is the list of important books for preparation of mechanical engineering paper. 

    gate books
    Books NameAuthor Name
    Strength Of Materials SS Rattan
    Theory Of MachinesRS Khurmi
    Mechanical VibrationGK Grover
    Design Of Machine ElementsVB Bhandari
    Fluid Mechanics RK Bansal
    Engineering ThermodynamicsCengel & Boles
    Internal Combustion EngineV Ganesan

    Read More GATE Books

    Internet Resources

    These days there are many websites available online that provides online tutorials and web study material for the preparation of GATE. These websites have lectures conducted by the highly experienced and trained professors from the most reputed institutes of the country. To name a few NPTEL is among the top ranked website that offers courses for GATE Preparation.

    Notes and Sample Papers

    Many coaching institutes provide hand-made study material for the preparation of GATE and these hand-made study materials are available in both online and off- line mode. Candidates may get these handy notes from the coaching centres by joining them or may even get it online also.

    Many websites provide hand-made study material online in the pdf form for free. Candidates have to visit the sites and download the notes of their respective degree courses and use it for preparation.

    Candidates can also download previous year question papers and mock test from the official website.

    Preparation Schedule

    GATE is all about time management as the duration of the examination is less compared to the number of questions to be attempted. It is very important for the candidates to prepare a schedule so that they can cover every topic on time with any delay or confusion. Here we are providing a proper preparation schedule for GATE 2020 to help the candidates with their preparation scheme.

    Engineering Mechanics (3 days)

    This section holds 6-7 marks of the paper hence candidates are advised to give their time on the following topics:

    • Work and Energy
    • Structural Analysis
    • Resolving Forces
    • Equilibrium
    • Law of restitution
    • Equilibrium and Truss

    Mechanics of Material (5 days)

    This section comprises 6-7 marks and questions are mostly from these topics SF & BM, Deflections, Stress and strain, Concepts, Bending stress, General Theories of Failure and Mohr's Circle.

    Read More GATE Preparation

    Machine Design (2 days)

    Machine Design holds 5-6 marks in total and the important topics that must be considered while preparing this subject are Failure Theories, Design of gears and bearings, Joints, Fatigue Strength and the S-N Diagram.

    Theory of Machines (9 days)

    This section accounts for 10-12 marks in total and cover topics such as Flywheel, Linkages, Gear train,  Inversions of single and double slider crank, Free damped vibrations, Linear Vibration Analysis of Mechanical systems, D.O.F. of Mechanisms and Finding Natural Frequencies (Under damped, Critically Damped, Over damped).

    Heat Transfer (2 days)

    This section accounts for 4-5 marks and questions are generally from topics such as Shape factor in radiation Conduction, Critical thickness, Problem in Heat exchangers like NTU and numbers in convection like Pr No, Gr No, Re No, etc.

    Fluid Mechanics (12 days)

    This section holds 12-13 marks of the question paper and has questions from these topics: Pump Parameters, Bernoulli’s Law, Simple & Differential Piezometer, Velocity potential, Reynolds’s no. Calculation, Hydraulic Power, Nozzle Velocity of Turbines, Flow through Pipes and Boundary layer theory.

    Manufacturing Engineering (13 days)

    This section is the most time-consuming and holds 11-14 marks of the total marks. Questions are basically from the topics such as Orthogonal cutting, Casting types and design of castings, Riser and Gate design of casting,  Tool life equation, Resistance welding and Problems on welding.

    Industrial Engineering (10 days)

    Industrial Engineering section of the paper accounts for 9-10 marks and have questions mostly from the topics such as EOQ problems,  CPM, PERT, Queuing theory, Work Study And Measurement, Scheduling And Johnson's Rule Time Study, Inventory control, and Poisson’s Arrivals & Departures.

    Thermodynamics (9 days)

    Thermodynamics consist of 12-15 marks and therefore it is essential to prepare this section very strongly to score high in the examination. The important topics of this section are Otto, Dual cycle, Laws of Thermodynamics, Turbines, Problems on Diesel, Detonation and Knocking, Turbo machinery, Entropy and Properties Of Pure Substances.

    Mathematics (13 days)

    This section of the paper contains the maximum number of questions and holds maximum marks hence it is necessary to give more time and attention to this section.

    General Aptitude (13 days)

    General Aptitude section of the paper consist of 10 questions of 15 marks and are easy to score and attempt if practiced properly.

    Read More GATE Cutoff for all NITs and IIITs

    IIT GATE Mechanical Engineering Cut off

    Check the expected cut off of IITs for mechanical engineering from the table given below: 

    IITsGATE Cutoff
    IIT Roorkee1736 (Closing Rank)
    IIT Kharagpur840 GATE Score
    IIT BHU752 GATE Score
    IIT Bombay600 GATE Score
    IIT Gandhinagar400 GATE Score
    IIT Madras798 GATE Score

    PSU Hiring through GATE

    Here is the list of PSUs which hires the Mechanical Engineer graduate through GATE 2018 score:

     PSUCTC Offered
    BPCL INR 24900 – 50500/- per month
    MDLINR 5.98-14.77 lakh per annum
    IOCLINR 11.25 lakhs per annum
    GAILINR 24900 -50500/- per month
    BHELINR 20600- 46500/- per month
    NCPILINR 15600-39100/- per month
    HPCLINR 24900-50,500/-per month
    NTPCINR 24900-50,500/-per month
    OILINR 24900-50,500/-per month
    CELINR 6.5 lakh per annum



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