Textile Testing & Quality Control-I exam (TE 208) from University of Chittagong's 2012 second-year finals, two hours and 40 marks. Includes population-sampling definitions, Shirley trash analyzer, maturity ratio proofs, count conversions, and WIRA fineness meter.
B. Sc. In Textile Engineering
2nd year Final Examination -2012
Subject: Textile Testing & Quality Control-I(Code-TE 208)
Time- 2 hrs | Total marks: 40 |
Answer any 4 (four) questions
1. a) Define population and sample. Why sample testing is preferable than bulk testing?
b) Write the influences of regain on fibre properties.
c) Write the difference of standard atmosphere with testing atmosphere.
(4+4+2=10)
2. a) Define staple length, effective length and uniformity ratio.
b) Explain “Finer fibre produces stronger yarn”.
c) Briefly describe the working principle of Shirley trash analyzer.
(3+3+4=10)
3. a) Define mass stress and breaking length.