Textile Engineering > GATE 2010 > Spinning
Which of the following statements are NOT true?
(P) Ring spun yarns have higher fibre migration than DREF-2 friction spun yarns
(Q) The rotor spun yarns have uniform twist structure across the cross-section
(R) Air jet spun yarn is formed by fibre wrapping
(S) Minimum number of fibres required for a particular count yarn is higher for ring spun yarns as compared to rotor spun yarns
(P) Ring spun yarns have higher fibre migration than DREF-2 friction spun yarns
(Q) The rotor spun yarns have uniform twist structure across the cross-section
(R) Air jet spun yarn is formed by fibre wrapping
(S) Minimum number of fibres required for a particular count yarn is higher for ring spun yarns as compared to rotor spun yarns
Correct : b
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