Mold Making MCQ

Test your knowledge with important Mold Making MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30+ more Mold Making MCQs on Bissoy. Bissoy App

• Which of the following is not a stage of mold preparation?
  ক

  Mixing

  খ

  Quenching

  গ

  Tempering

  ঘ

  Conditioning
• The molding sand in moist state is named as __________
  ক

  Green sand

  খ

  Loam sand

  গ

  Backing sand

  ঘ

  Parting sand
• __________ additives improve the permeability of the molds.
  ক

  Sawdust

  খ

  Seacoal

  গ

  Cereals

  ঘ

  Silica flour
• Why are Kaolinite and Bentonite used as clay in molding sand?
  ক

  High expansion ratio

  খ

  High thermo-chemical stability

  গ

  High coefficient of expansion

  ঘ

  Non-reactive with molding sand
• Chilled castings are made by using _________
  ক

  Natural sand

  খ

  Synthetic sand

  গ

  Zircon sand

  ঘ

  Chromite sand
• How much water does natural sand require?
  ক

  2-4%

  খ

  5-8%

  গ

  10-12%

  ঘ

  14-22%
• How much clay does loam sand contain?
  ক

  Up to 2%

  খ

  Up to 10%

  গ

  Up to 30%

  ঘ

  Up to 50%
• What makes the molding sand refractory?
  ক

  Additive

  খ

  High-temperature treatment

  গ

  Silica

  ঘ

  Clay
• Which of the following is not a constituent of molding sand?
  ক

  Additive

  খ

  Sand

  গ

  Epoxy

  ঘ

  Binder