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# GATE 2020 Syllabus for Textile Engineering and Fibre Science

Textile engineering deals with the application of scientific and engineering principles to the design and control of all aspects of fiber, textile, and apparel processes, products, and machinery. GATE Textile Engineering and Fibre Science is one of the most challenging field and It is the primary field of engineering. GATE 2020 will be held from February 01, 02, 08 and 09, 2020.

GATE Syllabus for Textile Engineering and Fibre Science (TF) has been released by Indian Institute of Technology, Guwahati and based on the topics studied at graduation level.

 GATE Syllabus GATE Exam Pattern GATE Paper Analysis
• Textile Engineering and Fibre Science syllabus consist of two-part namely- Engineering Mathematics and Textile Engineering and Fibre Science.
• GATE Exam is held in online mode (Computer Based Test).
• The question paper consists of 65 questions worth 100 marks.
• Students have to attempt all the questions in the duration of 3 hours.
• The paper comprises two sections i.e. General Aptitude and Subject Specific.

### GATE TF Syllabus- Engineering Mathematics

Engineering mathematics is a branch of applied mathematics concerning mathematical methods and techniques that are typically used in engineering and industry. It is also called Technomathematics.

TopicsSub Topics
Linear AlgebraMatrices and Determinants, Systems of linear equations, Eigen values and eigen vectors.
Vector CalculusGradient; Divergence and Curl; Line; surface and volume integrals; Stokes, Gauss and Green’s theorems.
CalculusLimit, continuity and differentiability; Partial Derivatives; Maxima and minima; Sequences and series; Test for convergence; Fourier series.
Differential EquationsLinear and non-linear first order ODEs; Higher order linear ODEs with constant coefficients; Cauchy’s and Euler’s equations; Laplace transforms; PDEs –Laplace, heat and wave equations.
Probability and StatisticsMean, median, mode and standard deviation; Random variables; Poisson, normal and binomial distributions; Correlation and regression analysis.
Numerical MethodsSolutions of linear and nonlinear algebraic equations; integration of trapezoidal and Simpson’s rule; single and multi-step methods for differential equations.

#### Important Books for Engineering Mathematics

Book NameAuthorISBN Number
Higher Engineering MathematicsB.S. Grewal8174091955, 978-8174091956
A Textbook of Engineering MathematicsN P Bali and Dr. Manish Goyal8131808327, 978-8131808320
Engineering MathematicsSastry S.S8120337050, 978-8120337053
Mathematical Methods for Scientists & EngineersDonald A. McQuarrie8130909979, 978-8130909974

Check Here GATE Practice Papers

### GATE TF Syllabus- Textile Engineering and Fibre Science

The department of textile engineering and fibre science is dedicated to the advancement of textile technology, color science, fibre science and chemistry, polymer processing, fibre engineering and innovative applications of textiles. The mission of the textile engineering department is training of specialist graduates at B.Sc., M.Sc. and Ph.D. levels.

GATE textile engineering and fibre science syllabus is divided into 5 sections. Candidates can check the following sections details which are given below:

#### Section 1: Textile Fibres

Classification of textile fibers; Essential requirements of fiber forming polymers; Gross and fine structure of natural fibers like cotton, wool, silk, Introduction to important bast fibres; properties and uses of natural and man- made fibres including carbon, aramid and ultra high molecular weight polyethylene (UHMWPE) fibers; physical and chemical methods of fiber and blend identification and blend analysis.

Molecular architecture, amorphous and crystalline phases, glass transition, plasticization, crystallization, melting, factors affecting Tg and Tm; Production process of viscose and other regenerated cellulosic fibers such as polynosic, lyocell. Polymerization of nylon-6, nylon-66, poly (ethylene terephthalate), polyacrylonitrile and polypropylene; Melt Spinning processes for PET, polyamide, and polypropylene; Wet and dry spinning processes for viscose and acrylic fibers; post spinning operations such as drawing, heat setting, tow- to-top conversion and different texturing methods.

Methods of investigating fibre structure e.g., Density, X-ray diffraction, birefringence, optical and electron microscopy, I.R. spectroscopy, thermal methods (DSC, DMA/TMA, TGA); structure and morphology of man-made fibres, mechanical properties of fibres, moisture sorption in fibres; fibre structure and property correlation.

#### Section 2: Yarn manufacture, Yarn structure and Properties

Principles of opening, cleaning and mixing/blending of fibrous materials, working principle of modern opening and cleaning equipment; the technology of carding, carding of cotton and synthetic fibres; Drafting operation, roller and apron drafting principle, causes of mass irregularity introduced by drafting; roller arrangements in drafting systems; principles of cotton combing, combing cycle, mechanism and function, combing efficiency, lap preparation; recent developments in comber; Roving production, mechanism of bobbin building, roving twist; Principle of ring spinning, forces acting on yarn and traveler, ring & traveler designs, mechanism of cop formation, causes of end breakages; Working principle of ring doubler and two for one twister, single and folded yarn twist, properties of double yarns, production of core spun yarn; Principles of compact, rotor, air jet, air vortex, core, wrap, twist less and friction spinning.

Yarn contraction, yarn diameter, specific volume & packing coefficient; Twist factor, twist strength relationship in spun yarns; Fibre configuration and orientation in yarn; Cause of fibre migration and its estimation; Irregularity index; Structure property relationship of compact ring, rotor, air-jet and friction spun yarns.

#### Section 3: Fabric manufacture, Structure and Properties

Principles of winding processes and machines, random, precision and step precision winding, package faults and their remedies; Yarn clearers and tensioners; Different systems of yarn splicing; Features of modern cone winding machines; Different types of warping creels; features of modern beam and sectional warping machines; Different sizing systems, sizing of spun and filament yarns, sizing machines; Principles of pirn winding processes and machines.

Primary and secondary motions of loom, cam design & kinematics of sley, effect of their settings and timings on fabric formation, fabric appearance and weaving performance; Dobby and jacquard shedding; Mechanics of weft insertion with shuttle, warp and weft stop motions, warp protection, weft replenishment; Principles of weft insertion systems of shuttle-less weaving machines; Principles of multiphase and circular looms.

Principles of weft and warp knitting, basic weft and warp knitted structures; Classification, production, properties and application of nonwoven fabrics, principle of web formation & bonding. Basic woven fabric constructions and their derivatives; crepe, cord, terry, gauze, leno and double cloth constructions. Peirce’s equations for fabric geometry; elastica model of plain woven fabrics; thickness, cover and maximum set of woven fabrics.

#### Section 4: Textile Testing

Sampling techniques, sample size and sampling errors; Measurement of fibre length, fineness, crimp; measurement of cotton fiber maturity and trash content; High volume fibre testing; Measurement of yarn count, twist and hairiness; Tensile testing of fibers, yarns and fabrics; Evenness testing of slivers, rovings and yarns; Classimat fault analysis; Testing equipment for measurement of fabric properties like thickness, compressibility, air permeability, wetting & wicking, drape, crease recovery, tear strength, bursting strength and abrasion resistance; Instruments and systems for objective evaluation of fabric hand. Statistical analysis of experimental results, frequency distributions, correlation, significance tests, analysis of variance and control charts.

#### Section 5: Chemical processing

Impurities in natural fibre; Chemistry and practice of preparatory processes for cotton, wool and silk; Mercerization of cotton; Preparatory processes for manmade fibres and their blends.

Classification of dyes; Dyeing of cotton, wool, silk, polyester, nylon and acrylic with appropriate dye classes; Dyeing of polyester/cotton and polyester/wool blends; Dyeing machines; Dyeing of cotton knitted fabrics and machines used; Dye fibre interaction; Introduction to thermodynamics and kinetics of dyeing; Methods for determination of wash, light and rubbing fastness.

Styles of printing; Printing thickeners including synthetic thickeners; Printing auxiliaries; Printing of cotton with reactive dyes, wool, silk, nylon with acid and metal complex dyes, Printing of polyester with disperse dyes; Pigment printing; Resist and discharge printing of cotton, silk and polyester; Transfer printing of polyester; Inkjet printing.

Mechanical finishing of cotton. Stiff, soft, wrinkle resistant, water repellent, flame retardant and enzyme (bio-polishing) finishing of cotton; Milling, decatizing and shrink resistant finishing of wool; Antistatic and soil release finishing; Heat setting of synthetic fabrics; Minimum application techniques; Pollution control and treatment of effluents.

#### Important Books for Textile Engineering And Fibre Science

Book NameAuthorISBN Number
Developments in Science and TechnologyKalpana Rajaram9788179305461, 8179305465
Textile Processing and PropertiesVigo T L Vigo Vigo9780444882240, 0444882243

### Syllabus of other Papers

GATE (Graduate Aptitude Test in Engineering) is a national level exam which is conducted for admission to M.Tech and Ph.D. programs. There are 24 papers in GATE exam. The exam pattern and syllabus of every paper is different. Candidates can check the complete syllabus of their disered paper from the links given below.

PaperCodePaperCode
Aerospace EngineeringAEMechanical EngineeringME
Agricultural EngineeringAGMetallurgical EngineeringMT
Civil EngineeringCEMining EngineeringMN
Chemical EngineeringCHPetroleum EngineeringPE
Computer Science and Information TechnologyCSProduction and Industrial EngineeringPI
Electronics and CommunicationEC

Engineering Sciences

XE
Electrical EngineeringEEBiotechnologyBT
Instrumentation EngineeringIN

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