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Discussion :: GATE Textile and Fibre

  1. Consider the following particulars for a spinning line producing 30 tex yarn from 150 militex polyester fibre.
    Mass CV of card sliver                           : 3%
    Mass CV added at draw-frame            : 2%
    Mass CV added at speed-frame          : 3%
    Mass CV added at ring-frame              : 7%
    Number of doubling at draw-frame   : 6
    Number of draw-frame passage         : 1
    The mass CV% of roving is approximately
    2. A.
    3.4
    B.
    3.8
    C.
    4.2
    D.
    4.6

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    Answer : Option B

    Explanation :

    -NA-

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