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MCQs

Total Questions : 71 | Page 6 of 8 pages
Question 51. Main layers of bobbin winding is kept separated in order to prevent if from pressing against each other, resulting in almost impossible
  1.    winding of yarn
  2.    unwinding of yarn
  3.    bobbin movement
  4.    kernel winding
 Discuss Question
Answer: Option B. -> unwinding of yarn
Answer: (b).unwinding of yarn
Question 52. Length of bobbin cone is calculated to be
  1.    32 mm
  2.    40 mm
  3.    54 mm
  4.    60 mm
 Discuss Question
Answer: Option D. -> 60 mm
Answer: (d).60 mm
Question 53. Yarn wound on bobbin during upward and downward travel of ring rail is called as
  1.    run out
  2.    run in
  3.    bobbin run
  4.    running length
 Discuss Question
Answer: Option A. -> run out
Answer: (a).run out
Question 54. For obtaining bobbin of a given diameter, increment value and run out should be
  1.    same
  2.    adjustable
  3.    directly proportional
  4.    inversely proportional
 Discuss Question
Answer: Option C. -> directly proportional
Answer: (c).directly proportional
Question 55. Winding ratio is calculated to be
  1.    0.00072338
  2.    0.043055556
  3.    0.04375
  4.    0.000746528
 Discuss Question
Answer: Option A. -> 0.00072338
Answer: (a).0.00072338
Question 56. For successive unwinding of fine yarn, length of run out is
  1.    variable
  2.    constant
  3.    greater
  4.    smaller
 Discuss Question
Answer: Option C. -> greater
Answer: (c).greater
Question 57. Material is fed into blow room via
  1.    entry hopper
  2.    feeding hopper
  3.    blow room hopper
  4.    hopper
 Discuss Question
Answer: Option A. -> entry hopper
Answer: (a).entry hopper
Question 58. Rotation of cylinder in blow room ensures
  1.    material opening
  2.    dedusting
  3.    cleaning
  4.    all of above
 Discuss Question
Answer: Option D. -> all of above
Answer: (d).all of above
Question 59. Recombing process helps is elimination of impurities from
  1.    man made fibers
  2.    synthetic fibers
  3.    synthetic and non synthetic fibers
  4.    man made and synthetic fibers
 Discuss Question
Answer: Option D. -> man made and synthetic fibers
Answer: (d).man made and synthetic fibers
Question 60. In blow room, drum is covered with
  1.    blunt steel spikes
  2.    metal spikes
  3.    sharp spikes
  4.    long spikes
 Discuss Question
Answer: Option A. -> blunt steel spikes
Answer: (a).blunt steel spikes

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