YM-II (AC) 2024
Yarn Manufacturing-II exam (YE 307) from BUTEX affiliated colleges' 2024 Level-3 Term-I finals. Includes the jute yarn manufacturing sequence, breaker card principles, rotor and vortex spinning mechanisms, slub yarn production, and false twist texturization.
YM-II (BUTEX) 2024
Yarn Manufacturing-II exam (YE 307/323, YME 323) from BUTEX's 2024 Level-3 Term-I finals. Covers ring spinning cost reduction, vortex versus rotor yarn structures, blow room blending methods, polyester-cotton blend flows, and jute breaker card draft numericals.
YM-II (AC) 2023
Two Yarn Manufacturing-II papers (YE 307) from BUTEX affiliated colleges' 2023 Level-3 Term-I finals. Questions cover jute softening and drawing machines, Murata air jet spinning, rotor mechanisms, polyester processing settings, and slub and compact yarn production.
YM-II (AC) 2022
Yarn Manufacturing-II paper (YE 307) from BUTEX affiliated colleges' 2022 Level-3 Term-I finals. Questions cover jute yarn flows and grading, draft and doubling effects, breaker card production numericals, end breakage causes, and rotor spinning automation.
YM-II (AC) 2020
Yarn Manufacturing-II exam (YF 307) from BUTEX affiliated colleges' 2020 Level-3 Term-I finals. Covers jute yarn process flows, batch selection, spreader principles, jute versus cotton carding, flyer spinning frame production numericals, and open-end spinning limits.