Die Casting MCQ

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

• The chances of defects in the castings by cold chamber die casting are more than the castings produced by hot chamber die casting.
  ক

  True

  খ

  False
• Using of the ladle in the cold chamber die casting has no affects on contact time between the molten metal and the shot chamber.
  ক

  True

  খ

  False
• Which of the following materials is not suitable to be cast by a hot chamber die casting process?
  ক

  Lead

  খ

  Tin

  গ

  Aluminium

  ঘ

  Zinc
• In hot chamber die casting, the plunger is also used for taking back of unused molten metal to the gooseneck after the fulfilling of the cavity.
  ক

  True

  খ

  False
• In hot chamber die casting processes, downward motion of plunger in the gooseneck leads to injection of molten metal into the cavity with high pressure.
  ক

  True

  খ

  False
• In the hot chamber die casting process, which of the following parts is used for the pumping of liquid metal into the cavity?
  ক

  Accumulator

  খ

  Slug

  গ

  Guide pin

  ঘ

  Gooseneck
• In cold chamber die casting, rapid cooling of the castings is done as compared to the hot chamber die casting.
  ক

  True

  খ

  False
• Which of the following ways of cooling is used for the maintaining of die temperature?
  ক

  Natural air cooling

  খ

  Forced air cooling

  গ

  Water channels cooling

  ঘ

  Liquid nitrogen cooling
• A single piece or unitary part of the metallic die is used for making castings in die casting.
  ক

  True

  খ

  False
• Due to the presence of ejector die, there is no need of lubricant for the removal of casting from the dies.
  ক

  True

  খ

  False
• It is easy to produce any complex shapes and narrow sections in the die casting.
  ক

  True

  খ

  False
• Which of the following considerations distinguish die casting from the permanent mould casting?
  ক

  Moulding material

  খ

  Way of pouring molten metal

  গ

  Coating on mould

  ঘ

  Size of castings