Physical Testing
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Physical Testing Syllabus — Unit-wise Content
The official GTU curriculum for Physical Testing (subject code 3162903) as prescribed for Textile Tech. · Semester 6 divides the course into 7 units, covering 23 listed topics. The unit-wise breakdown below is read from the GTU syllabus document for this subject code, so you can check what the course actually covers before deciding which papers to attempt.
Download the official syllabus PDF (3162903)Unit 1 Introduction
- Aim and scope of testing
- Selection of sample
- type of sample
- Sampling techniques for fibre
- yarn and fabrics
Unit 2 Moisture Relation and Testing
- Terms and definitions
- relation between relative humidity and regain of textile materials
- Measurement moisture regain & content - Principle and operation of equipment
Unit 3 Testing of Fibres
- Measurement of fibre length
- strength and elongation
- trash content and grading of different cotton
- Evenness testing of laps
- slivers and roving
- Application of HVI and AFIS
Unit 4 Testing of Yarn
- Yarn numbering and conversion system
- measurement of yarn twist
- tensile properties and Unevenness & imperfection
- Various instruments for testing yarn properties—their principle of operation and inter-relations between different instruments
Unit 5 Mechanical behavior of textiles. Terms and definitions, expressing the results, quantities and
- mechanical conditioning and recovery properties of textiles
Unit 6 Principle of CRL, CRT and CRE type tensile testing machines - various instruments, factors
- affecting the results of tensile testing of fabrics
- Evaluation and interpretation of tensile test results obtained for fabrics
Unit 7 Fabric Strength Testing
- tearing and bursting strength tests
- principles and operation of equipment 4 Subject Code: 3162903 w.e.f
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