Long Staple Spinning paper (YE 303) from the 2024 Level-3 Term-I finals at BUTEX affiliated colleges, centred on jute processing. Questions cover batching, emulsion quality, spreader and finisher card machines, and draw frame production calculations.
Level-3 Term-I, Final Exám-2024
Subject: Long Staple Spinning (Code: YE 303)
Time: 3.0 Hrs. Full Marks: 72
(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) State the properties of jute fiber.
(b) Make a flow chart for jute manufacturing from jute fiber.
(c) Mention the objectives of batching.
[5+4+3=12]
2. (a) What is Emulsion? Discuss the characteristics of good quality emulsion.
(b) Discuss the working principle of a jute spreader machine.
(c) Elaborate the differences between spreader machine and softener machine.
[4+4+4=12]
3. (a) Explain the finisher carding machine of jute with a neat sketch.
(b) Discuss different actions of the jute carding machine.