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MCQs

Total Questions : 441 | Page 4 of 45 pages
Question 31. Formula for calculating mechanical draft is
  1.    S = Vp/Va
  2.    S = Vp/Vn
  3.    S = Vn/Va
  4.    S = Vp/Vs
 Discuss Question
Answer: Option A. -> S = Vp/Va
Answer: (a).S = Vp/Va
Question 32. Speed of drum in card is
  1.    100-200 rpm
  2.    200-300 rpm
  3.    300-400 rpm
  4.    400-500 rpm
 Discuss Question
Answer: Option D. -> 400-500 rpm
Answer: (d).400-500 rpm
Question 33. In woolen spinning process, roving from divider is directly taken for
  1.    spinning
  2.    cleaning
  3.    blending
  4.    dyeing
 Discuss Question
Answer: Option A. -> spinning
Answer: (a).spinning
Question 34. Exit cleaner cylinder rotates at a speed of
  1.    600 to 900 turns per min
  2.    600 to 700 turns per min
  3.    600 to 1000 turns per min
  4.    500 to 700 turns per min
 Discuss Question
Answer: Option A. -> 600 to 900 turns per min
Answer: (a).600 to 900 turns per min
Question 35. Most common type of loader is
  1.    material loader
  2.    fiber loader
  3.    weighing loader
  4.    loader machine
 Discuss Question
Answer: Option C. -> weighing loader
Answer: (c).weighing loader
Question 36. Elastic clothing in carding is for
  1.    Mobile flats
  2.    Rotating parts
  3.    Rotating flats
  4.    Fixed flats
 Discuss Question
Answer: Option A. -> Mobile flats
Answer: (a).Mobile flats
Question 37. Yarns can be manufactured with same
  1.    mechanical features
  2.    dyeing behavior
  3.    physical properties
  4.    all of above
 Discuss Question
Answer: Option D. -> all of above
Answer: (d).all of above
Question 38. Drum is made in one piece to ensure
  1.    solidity
  2.    deformation
  3.    heaviness
  4.    bending
 Discuss Question
Answer: Option A. -> solidity
Answer: (a).solidity
Question 39. In carding, material over card undoes tangles and this helps in getting rid of
  1.    moisture
  2.    short fibers
  3.    air bubbles
  4.    impurities
 Discuss Question
Answer: Option D. -> impurities
Answer: (d).impurities
Question 40. In card, diameter of linker in cylinder is
  1.    between 5 cm to 15 cm
  2.    between 15 cm to 25 cm
  3.    between 25 cm to 35 cm
  4.    between 35 cm to 45 cm
 Discuss Question
Answer: Option C. -> between 25 cm to 35 cm
Answer: (c).between 25 cm to 35 cm

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