What is GATE ?
Structure of GATE
Tips n Tricks
GATE: Graduate Aptitude Test in
- Production And Industrial Engineering
Linear Algebra: Determinants; algebra of matrices; rank; inverse;
systems of linear equations; eigenvalues and eigenvectors; quadratic
Calculus: Taylor series, Fourier series, partial derivatives, total
derivatives, definite and improper integral, multiple integrals.
Vector calculus: Gradient; divergence and curl; vector identities; line
integral and surface integral; Green, Gauss and Stokes theorem.
Differential Equations: Ordinary differential equations; first order
equations (linear and nonlinear); higher order liner differential
equations with constant coefficients; methods of variations of
parameters; Cauchy's or Euler's equations; initial and boundary value
problems; Laplace transform, partial differential equation. Probability
and Statistics: Probability spaces; conditional probability; Bayes
theorem; standard distributions and their properties; central limit
theorem; sampling distribution; estimation; testing of hypotheses;
method of least squares; regression analysis; analysis of variance.
Computer Programming and Numerical Methods: Elementary numerical methods
in calculus and ordinary differential equations, elements of programming
Engineering Materials: Structure and properties of engineering materials
and their applications; effect of strain, strain rate and temperature on
mechanical properties of metals and alloys; heat treatment of metals and
Applied Mechanics: Engineering mechanics - equivalent force systems,
free body concepts, equations of equilibrium, virtual work and minimum
potential energy; strength of materials- stress, strain and their
relationship, Mohr's circle, deflection of beams, bending and shear
stress, Euler's theory of columns.
Theory of Machines and Design: Analysis of planar mechanisms, plane cams
and followers; governers and fly wheels; design of elements-failure
theories; design of bolted, riveted and welded joints; design of shafts,
keys, belt drives, brakes and clutches.
Thermal Engineering: Fluid machines - fluid statics, Bernoulli's
equation, flow through pipes, equations of continuity and momentum;
Thermodynamics - zeroth, First and Second laws of thermodynamics,
thermodynamic system and processes, calculation of work and heat for
systems and control volumes; Heat transfer - fundamentals of conduction,
convection and radiation.
Metal Casting: Casting processes; patterns-materials; allowances; moulds
and cores - materials, making and testing; melting and founding of cast
iron, steels and nonferrous metals and alloys; solidification; design of
casting, gating and risering; casting defects and inspection.
Metal working: Stress-strain in elastic and plastic deformation;
deformation mechanisms; hot and cold working-forging, rolling,
extrusion, wire and tube drawing; sheet metal working; analysis of
rolling, forging, extrusion and wire /rod drawing; metal working
defects, high energy rate forming processes-explosive, magnetic, electro
Metal Joining Processes: Welding processes - gas shielded metal arc,
TIG, MIG, submerged arc, electroslag, thermit, resistance, pressure and
forge welding; thermal cutting; other joining processes -soldering,
brazing, braze welding; welding codes, welding symbols, design of welded
joints, defects and inspection; introduction to modern welding processes
- friction, ultrasonic, explosive, electron beam, laser and plasma.
Machining and Machine Tool Operations: Machining processes-turning,
drilling, boring, milling, shaping, planing, sawing, gear cutting,
thread production, broaching, grinding, lapping, honing super finishing;
mechanics of cutting- Merchant's analysis, geometry of cutting tools,
cutting forces, power requirements; selection of process parameters;
tool materials, tool wear and tool life, cutting fluids, machinability;
nontraditional machining processes and hybrid processes- EDM, CHM, ECM,
USM, LBM, EBM, AJM, PAM AND WJM; economics of machining.
Metrology and Inspection: Limits and fits, linear and angular
measurements by mechanical and optical methods, comparators; design of
limit gauges; interferometry; measurement of straightness, flatness,
roundness, squareness and symmetry; surface finish measurement;
inspection of screw threads and gears; alignment testing.
Powder Metallurgy and Processing of Plastics: Production of powders,
compaction, sintering; Polymers and composites; injection, compression
and blow molding, extrusion, calendaring and thermoforming; molding of
Tool Engineering: Work-holding-location and clamping; principles and
methods; design of jigs and fixtures; design of press working tools,
Manufacturing Analysis: Sources of errors in manufacturing; process
capability; part-print analysis; tolerance analysis in manufacturing and
assembly; process planning; parameter selection and comparison of
production alternatives; time and cost analysis; Issues in choosing
manufacturing technologies and strategies.
Computer Integrated Manufacturing: Basic concepts of CAD, CAM, CAPP,
group technology, NC, CNC, DNC, FMS, Robotics and CIM.
Product Design and Development: Principles of good product design,
component and tolerance design; efficiency, quality and cost
considerations; product life cycle; standardization, simplification,
diversification, value analysis, concurrent engineering.
Engineering Economy and Costing: Financial statements; elementary cost
accounting, methods of depreciation; break-even analysis, techniques for
evaluation of capital investments.
Work System Design: Taylor's scientific management, Gilbreths's
contributions; productivity concepts and measurements; method study,
micro-motion study, principles of motion economy; human factors
engineering, ergonomics; work measurement - time study, PMTS, work
sampling; job evaluation, merit rating, wage administration, incentive
systems; business process reengineering.
Logistics and Facility Design: Facility location factors, evaluation of
alternatives, types of plant layout, evaluation; computer aided layout;
assembly line balancing; material handling systems; supply chain
management. Production Planning and Inventory Control: Inventory
Function costs, classifications - deterministic and probabilistic
models; quantity discount; safety stock; inventory control system;
Forecasting techniques -causal and time series models, moving average,
exponential smoothing; trend and seasonality; aggregate production
planning; master scheduling; bill of materials and material requirement
planning; order control and flow control, routing, scheduling and
priority dispatching; JIT; Kanban PULL systems; bottleneck scheduling
and theory of constraints. Operation Research: Linear programming -
problem formulation, simplex method, duality and sensitivity analysis;
transportation; assignment; network flow models, constrained
optimization and Lagrange multipliers; simple queuing models; dynamic
programming; simulation; PERT and CPM, time-cost trade-off, resource
Quality Control: Taguchi method; design of experiments; quality costs,
statistical quality assurance, process control charts, acceptance
sampling, zero defects; quality circles, total quality management.
Reliability and Maintenance: Reliability, availability and
maintainability; probabilistic failure and repair times; system
reliability; preventive maintenance and replacement, TPM.
Management Information System: Value of information; information storage
and retrieval system -database and data structures; interactive systems;
knowledge based systems.
Intellectual Property System: Definition of intellectual property,
importance of IPR; TRIPS, and its implications, WIPO and Global IP
structure, and IPS in India; patent, copyright, industrial design and
trademark; meanings, rules and procedures, terms, infringements and