2019 Level-4 Term-I exam on Modern Yarn Manufacturing (YME 421), 105 marks, from BUTEX affiliated colleges. Candidates answered on Rieter compact spinning, rotor automation, DREF-II and DREF-III friction spinning, single and double nozzle air-jet systems, and wrap yarns.
Level-4 Term-I, Final Exám-2019
Subject: Modern Yarn Manufacturing (Code: YME 421)
Time: 3.0 Hrs. Full Marks: 105
(Use separate answer script for Part: A and Part: B)
(All parts of a question must be answered consecutively)
Part: A
(Answer any three questions)
1. (a) Describe the working procedure of Rieter compact spinning with figures.
(b) “The compact spinning technology meets the criterion of ideal yarn formation technology”. Justify the statement with figure.
(c) State the advantages of compact spinning.
[(6+2.5)+6+3=17.5]
2. (a) Explain rotor spinning with its important parameter.
(b) Describe about the limitations of rotor spinning.
(c) Point out the automation in rotor spinning.