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MCQs

Total Questions : 441 | Page 40 of 45 pages
Question 391. Rubbing drafting unit works on
  1.    3 rovings
  2.    2 rovings
  3.    4 rovings
  4.    6 rovings
 Discuss Question
Answer: Option B. -> 2 rovings
Answer: (b).2 rovings
Question 392. In straight rubber cot with elastic control, control greatly depends on
  1.    condensation
  2.    cross section of material and condensation
  3.    condensation and liquefaction
  4.    liquefaction
 Discuss Question
Answer: Option B. -> cross section of material and condensation
Answer: (b).cross section of material and condensation
Question 393. During drawing step, fibers are controlled in
  1.    one zone
  2.    one intermediate zone
  3.    2 zones
  4.    2 intermediate zones
 Discuss Question
Answer: Option D. -> 2 intermediate zones
Answer: (d).2 intermediate zones
Question 394. An apron is driven by
  1.    rollers
  2.    guiding rollers
  3.    cylindrical rollers
  4.    longitudinal rollers
 Discuss Question
Answer: Option B. -> guiding rollers
Answer: (b).guiding rollers
Question 395. Reduction in free draft range results in
  1.    minimum floating fibers
  2.    maximum floating fibers
  3.    non floating fibers
  4.    constant number of floating fibers
 Discuss Question
Answer: Option A. -> minimum floating fibers
Answer: (a).minimum floating fibers
Question 396. During drawing, percentage of fibers controlled In first intermediate zone is
  1.    0.1
  2.    40% to 50%
  3.    10% to 50%
  4.    10% to 30%
 Discuss Question
Answer: Option B. -> 40% to 50%
Answer: (b).40% to 50%
Question 397. Barrel cylinder exerts a greater control in case of
  1.    feeding loads
  2.    heavy feeding loads
  3.    big feeding loads and fine count
  4.    small feeding loads and fine count
 Discuss Question
Answer: Option D. -> small feeding loads and fine count
Answer: (d).small feeding loads and fine count
Question 398. In Rubbing drafting unit 4 rovings are collected in pairs on
  1.    3 bobbins
  2.    2 bobbins
  3.    4 bobbins
  4.    1 bobbin
 Discuss Question
Answer: Option B. -> 2 bobbins
Answer: (b).2 bobbins
Question 399. Driving gear of drafting unit involves
  1.    1.0 pre-draft
  2.    1.05 pre-draft
  3.    2.05 pre-draft
  4.    3.05 pre-draft
 Discuss Question
Answer: Option B. -> 1.05 pre-draft
Answer: (b).1.05 pre-draft
Question 400. In finisher rubbing frame, maximum bobbin weight for two roller is calculated to be
  1.    8 daN
  2.    6.8 daN
  3.    5 daN
  4.    6 daN
 Discuss Question
Answer: Option B. -> 6.8 daN
Answer: (b).6.8 daN

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