ENGINEERING MATHEMATICS:
Linear Algebra: Matrices and Determinants,
Systems of linear equations, Eigen values
and eigen vectors.
Calculus: Limit, continuity and
differentiability; Partial Derivatives;
Maxima and minima; Sequences and series;
Test for convergence; Fourier series.
Vector Calculus: Gradient; Divergence and
Curl; Line; surface and volume integrals;
Stokes, Gauss and Green's theorems.
Diferential Equations: Linear 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 Statistics: Mean, median,
mode and standard deviation; Random
variables; Poisson, normal and binomial
distributions; Correlation and regression
analysis.
Numerical Methods: Solutions of linear and
non-linear algebraic equations; integration
of trapezoidal and Simpson's rule; single
and multi-step methods for differential
equations.
TEXTILE ENGINEERING & FIBRE SCIENCE
Textile Fibres: Classification of textile
fibres according to their nature and origin;
general characteristics of textile fibres-their
chemical and physical structures and their
properties; essential characteristics of
fibre forming polymers; uses of natural and
man-made fibres; physical and chemical
methods of fibre and blend identification
and blend analysis.
Melt Spinning processes with special
reference to polyamide and polyester fibres;
wet and dry spinning of viscose and acrylic
fibres; post spinning operations-drawing,
heat setting, texturing- false twist and
air-jet, tow-to-top conversion. Methods of
investigating fibre structure e.g. X-ray
diffraction, birefringence, optical and
electron microscopy, I.R. absorption,
thermal methods; structure and morphology
and principal natural and man-made fibres,
mechanical properties of fibres, moisture
sorption in fibres; fibre structure and
property correlation.
Textile Testing: Sampling techniques, sample
size and sampling errors; measurement of
fibre length, fineness, crimp, strength and
reflectance; measurement of cotton fibre
maturity ad trash content; HVI and AFIS for
fibre testing. Measurement of yarn count,
twist and hairiness; tensile testing of
fibres, yarn and fabrics; evenness testing
of slivers, rovings and yarns; testing
equipment for measurement test methods of
fabric properties like thickness,
compressibility, air permeability, drape,
crease recovery, tear strength bursting
strength and abrasion resistance.
Correlation analysis, significance tests and
analysis of variance; frequency
distributions and control charts.
Yarn Manufacture and Yarn Structure: Modern
methods of opening, cleaning and blending of
fibrous materials; the technology of carding
with particular reference to modern
developments; causes of irregularity
introduced by drafting, the development of
modern drafting systems; principles and
techniques of preparing material for
combing; recent development in combers;
functions and synchronization of various
mechanisms concerned with roving production;
forces acting on yarn and traveller, ring
and traveller designs; causes of end
breakages; properties of doubles yarns; new
methods of yarn production such as rotor
spinning, air jet spinning and friction
spinning.
Yarn diameter; specific volume, packing
coefficient; twist-strength relationship;
fibre orientation in yarn; fibre migration.
Fabric Manufacture and Fabric Structure:
Principles of cheese and cone winding
processes and machines; random and 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,
modern sizing machines; principles of pirn
winding processes and machines; primary and
secondary motions of loom, 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; functional principles of weft
insertion systems of shuttleless weaving
machines, principles of multiphase and
circular looms. Principles of weft and warp
knitting; basic weft and warp knitted
structures; classification, production and
areas of application of nonwoven fabrics.
Basic woven fabric constructions and their
derivatives; crepe, cord, terry, gauze, lino
and double cloth constructions.
Peirce's equations for fabric geometry;
thickness, cover and maximum sett of woven
fabrics
Textile Chemical Processing: Preparatory
processes for natural-and and their blends;
mercerization of cotton; machines for yarn
and fabric mercerization.
Dyeing and printing of natural- and
synthetic- fibre fabrics and their blends
with different dye classes; dyeing and
printing machines; styles of printing;
fastness properties of dyed and printed
textile materials.
Finishing of textile materials, wash and
wear, durable press, soil release, water
repellent, flame retardant and antistatic
finishes; shrink-resistance finish for wool;
heat setting of synthetic-fibre fabrics,
finishing machines; energy efficient
processes; pollution control.
|