Engineering Mathematics
Linear Algebra: Matrix algebra, Systems of linear equations, Eigen values and eigen vectors.
Calculus: Functions of single variable, Limit, continuity and differentiability, Mean value theorems, Evaluation of definite and improper integrals, Partial derivatives, Total derivative, Maxima and minima, Gradient, Divergence and Curl, Vector identities, Directional derivatives, Line, Surface and Volume integrals, Stokes, Gauss and Green's theorems.
Differential equations: First order equations (linear and nonlinear), Higher order linear differential equations with constant coefficients, Cauchy's and Euler's equations, Initial and boundary value problems, Laplace transforms, Solutions of one dimensional heat and wave equations and Laplace equation.
Complex variables: Analytic functions, Cauchy's integral theorem, Taylor and Laurent series.
Probability and Statistics: Definitions of probability and sampling theorems, Conditional probability, Mean, median, mode and standard deviation, Random variables, Poisson, Normal and Binomial distributions.
Numerical Methods: Numerical solutions of linear and non-linear algebraic equations Integration by trapezoidal and Simpson's rule, single and multi-step methods for differential equations.
Applied Mechanics and Design
Engineering Mechanics: Free body diagrams and equilibrium; trusses and frames; virtual work; kinematics and dynamics of particles and of rigid bodies in plane motion, including impulse and momentum (linear and angular) and energy formulations; impact.
Strength of Materials: Stress and strain, stress-strain relationship and elastic constants, 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; strain energy methods; thermal stresses.
Theory of Machines: Displacement, velocity and acceleration analysis of plane mechanisms; dynamic analysis of slider-crank mechanism; gear trains; flywheels.
Vibrations: Free and forced vibration of single degree of freedom systems; effect of damping; vibration isolation; resonance, critical speeds of shafts.
Design: Design 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, spur gears, rolling and sliding contact bearings, brakes and clutches.
Fluid Mechanics and Thermal Sciences
Fluid Mechanics: Fluid properties; fluid statics, manometry, buoyancy; control-volume analysis of mass, momentum and energy; fluid acceleration; differential equations of continuity and momentum; Bernoulli's equation; viscous flow of incompressible fluids; boundary layer; elementary turbulent flow; flow through pipes, head losses in pipes, bends etc.
Heat-Transfer: Modes of heat transfer; one dimensional heat conduction, resistance concept, electrical analogy, unsteady heat conduction, fins; dimensionless parameters in free and forced convective heat transfer, various correlations for heat transfer in flow over flat plates and through pipes; thermal boundary layer; effect of turbulence; radiative heat transfer, black and grey surfaces, shape factors, network analysis; heat exchanger performance, LMTD and NTU methods.
Thermodynamics: Zeroth, First and Second laws of thermodynamics; thermodynamic system and processes; Carnot cycle. irreversibility and availability; behaviour of ideal and real gases, properties of pure substances, calculation of work and heat in ideal processes; analysis of thermodynamic cycles related to energy conversion.
Applications: Power Engineering: Steam Tables, Rankine, Brayton cycles with regeneration and reheat. I.C. Engines: air-standard Otto, Diesel cycles. Refrigeration and air-conditioning: Vapour refrigeration cycle, heat pumps, gas refrigeration, Reverse Brayton cycle; moist air: psychrometric chart, basic psychrometric processes. Turbomachinery: Pelton-wheel, Francis and Kaplan turbines - impulse and reaction principles, velocity diagrams.
Manufacturing and Industrial Engineering
Engineering Materials: Structure and properties of engineering materials, heat treatment, stress-strain diagrams for engineering materials.
Metal Casting: Design of patterns, moulds and cores; solidification and cooling; riser and gating design, design considerations.
Forming: 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.
Joining: Physics of welding, brazing and soldering; adhesive bonding; design considerations in welding.
Machining and Machine Tool Operations: Mechanics of machining, 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, principles of design of jigs and fixtures
Metrology and Inspection: Limits, 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.
Computer Integrated Manufacturing: Basic concepts of CAD/CAM and their integration tools.
Production Planning and Control: Forecasting models, aggregate production planning, scheduling, materials requirement planning.
Inventory Control: Deterministic and probabilistic models; safety stock inventory control systems.
Operations Research: Linear programming, simplex and duplex method, transportation, assignment, network flow models, simple queuing models, PERT and CPM.
GATE for Mechanical
Hello Friends... We are the Alumni from IITs. And we are working with MNCs like General Electric,JohnDeere, Good Rich. This blog main intention is to help students, who are preparing for GATE and any Competitive Exams in Mechanical Domain. Feel free to post your doubts. You can put questions in Mathematics also ... All the Best
Saturday, July 17, 2010
Friday, July 9, 2010
How to Prepare for GATE?
To start with just i am giving the information on the general guide lines.
While reading the subjects for the first time itself, you can go for the standard text books. But which is not going to happen in most of the cases.
- Collect the Material required for GATE.
- Identify your Areas where you are strong( like strength of materials, thermodynamics,etc) and work more on your areas.
- Generally GATE paper consists of all three parts like thermal, Design and Production subjects
- Do not leave Mathematics, Concentrate on it from the starting of your preparation itself( like 1 or 2 hrs every day)..... However strong you are in Maths, you can not get revise all in few days... If you concentrate on it, your half of competition was over here itself. Because most of the people leave it till the end. And finally they give up.
- Prepare a schedule. But going as per schedule never happens. If you are crossing your schedule, skip that subject. And start new subject as per your schedule. I know it is very tough to do it. That is why schedule should have 2 or 3 revisions. All the parts, which ever you left can be worked in the other revisions. But do not skip the schedule. Keep on going as per the schedule. Because GATE needs smart work also in addition to your hard work.
- Last but very important one is. Collect all the old papers and solve all the old papers. If you still have time after solving the papers, you can think on how they put same kind of questions in different ways.
- try to solve one puzzle a week. This may be sounding silly. But once if you put in practice you will come to know its use.
- For english vocabulary, i can give one tip. Do not mug up the words just like that. try to explore that word in many ways. just type it in google. the best method is read the pictures. The blogs like this can help
Some Important Books
Thermodynamics - PK Nag,
Thermal Engineering - Rajput
Theory of Machines - SS Rattan, Thomas Bevan
Design of Machine Elements - Bhandari, Norton
Strength of Materials - Punmia, popov
Thats all for now...
All the best
Dear Friends, who are all reading this blog, Please post your valuable suggestions.
While reading the subjects for the first time itself, you can go for the standard text books. But which is not going to happen in most of the cases.
- Collect the Material required for GATE.
- Identify your Areas where you are strong( like strength of materials, thermodynamics,etc) and work more on your areas.
- Generally GATE paper consists of all three parts like thermal, Design and Production subjects
- Do not leave Mathematics, Concentrate on it from the starting of your preparation itself( like 1 or 2 hrs every day)..... However strong you are in Maths, you can not get revise all in few days... If you concentrate on it, your half of competition was over here itself. Because most of the people leave it till the end. And finally they give up.
- Prepare a schedule. But going as per schedule never happens. If you are crossing your schedule, skip that subject. And start new subject as per your schedule. I know it is very tough to do it. That is why schedule should have 2 or 3 revisions. All the parts, which ever you left can be worked in the other revisions. But do not skip the schedule. Keep on going as per the schedule. Because GATE needs smart work also in addition to your hard work.
- Last but very important one is. Collect all the old papers and solve all the old papers. If you still have time after solving the papers, you can think on how they put same kind of questions in different ways.
- try to solve one puzzle a week. This may be sounding silly. But once if you put in practice you will come to know its use.
- For english vocabulary, i can give one tip. Do not mug up the words just like that. try to explore that word in many ways. just type it in google. the best method is read the pictures. The blogs like this can help
Some Important Books
Thermodynamics - PK Nag,
Thermal Engineering - Rajput
Theory of Machines - SS Rattan, Thomas Bevan
Design of Machine Elements - Bhandari, Norton
Strength of Materials - Punmia, popov
Thats all for now...
All the best
Dear Friends, who are all reading this blog, Please post your valuable suggestions.
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