Functional Additives MCQ

Test your knowledge with important Functional Additives MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more Functional Additives MCQs at Bissoy

• __________ is the third most crucial paper furnish based on the weight utilized, with pulp and clay. It’s utilized as a retention aid, dry strength agent, and surface sizing agent.
  ক

  Starch

  খ

  Clay

  গ

  Dyes

  ঘ

  Titanium oxide
• Basic dyes are cationic organic dyes which contain amine groups and are utilized with inorganic anions to fix them to the surface of __________
  ক

  Clay

  খ

  Dyes

  গ

  Fibers

  ঘ

  Brighteners
• __________ are water soluble colours added to stock which impart color to the final product then __ are absorbed on the fiber surfaces imparting their colours to the paper fibers.
  ক

  Talc

  খ

  Clay

  গ

  Dyes

  ঘ

  Brighteners
• __________ is used as a filler in Europe. Diatomaceous earth’s generally utilized for pitch control. Some other fillers are utilized, including ZnO2 and calcium sulfate.
  ক

  Talc

  খ

  Titanium dioxide

  গ

  Clay

  ঘ

  Calcium carbonate
• __________ is an expensive filler which costs greater than bleached pulp and is very bright. It has a high index of refraction and a particle size (typically only 0.20 to 0.25 film) that both contribute to high opacity.
  ক

  Chalk

  খ

  Kaolin

  গ

  Titanium dioxide

  ঘ

  Dyes
• __________ is becoming an extremely imp. filler to the industry. The mineral form’s named calcite and occurs in limestones, chalks, and marbles.
  ক

  Dyes

  খ

  Clay

  গ

  Fillers

  ঘ

  Chalk
• __________ is a cheap filler, mined from natural deposits, used in magazine and book paper. It’s not as bright as CaCO3 and TiO3, has an index of refraction of 1.55.
  ক

  PCC

  খ

  Fillers

  গ

  Clay

  ঘ

  Dyes
• The ideal properties of pigments for printing papers are of high brightness, and high index of refraction.
  ক

  True

  খ

  False
• Fillers are pigments that are not added to stock for opacity and brightness improvements of printing papers.
  ক

  True

  খ

  False