Ferrous Metals MCQ

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

• Dust of pure _________ is used to cover the article to be treated for corrosion in the method of sherardising.
  ক

  Platinum

  খ

  Zinc

  গ

  Copper

  ঘ

  Barium
• Which chemical is used in the method of parkerizing, adopted to prevent corrosion?
  ক

  Alum

  খ

  Borax

  গ

  Pareo

  ঘ

  Vitriol
• Which metal is used in the galvanisation of iron in order to prevent it from rusting?
  ক

  Zinc

  খ

  Sodium

  গ

  Copper

  ঘ

  Silver
• Corrosion of ferrous metals is known as ___________
  ক

  Enamelling

  খ

  Rusting

  গ

  Galvanising

  ঘ

  Coal Tarring
• Which of the following is not a property pf wrought iron?
  ক

  Wrought iron is ductile and malleable

  খ

  It fuses easily

  গ

  The specific gravity of wrought iron is about 7.8

  ঘ

  Wrought iron can be easily forged and welded
• Aston’s process is used to manufacture _________
  ক

  Steel

  খ

  Wrought iron

  গ

  Pig iron

  ঘ

  Cast iron
• The material obtained at the end of the shingling process is called as ________
  ক

  Flux

  খ

  Slag

  গ

  Bloom

  ঘ

  Fuse
• The process of puddling is carried out in a ________
  ক

  Blast furnace

  খ

  Flask

  গ

  Cupola furnace

  ঘ

  Reverberatory furnace
• The process of converting pig iron into wrought iron by stirring in the molten state is called as _________
  ক

  Puddling

  খ

  Refining

  গ

  Rolling

  ঘ

  Shingling
• In which type of casting, the outer surface is made hard while the inner surface remains relatively soft?
  ক

  Hollow casting

  খ

  Sand casting

  গ

  Chilled casting

  ঘ

  Die casting
• Which variety of cast iron is obtained by melting cast iron with wrought iron scrap?
  ক

  Mottled cast iron

  খ

  Chilled cast iron

  গ

  Malleable cast iron

  ঘ

  Toughened cast iron
• The manganese content in cast iron should be kept below __________
  ক

  0.75%

  খ

  1%

  গ

  1.5%

  ঘ

  1.75%
• Which of the following is not a property of cast iron?
  ক

  Cast iron is hard but brittle

  খ

  Cast iron can be magnetised

  গ

  It does not rust readily

  ঘ

  Cast iron is not ductile
• In which type of casting, molten metal is poured into moulds which keep on rotating?
  ক

  Centrifugal casting

  খ

  Chilled casting

  গ

  Hollow casting

  ঘ

  Sand casting
• Which of the following statements is not true about white cast iron?
  ক

  It has a silvery-white colour

  খ

  White cast iron is quite hard

  গ

  It melts with great difficulty

  ঘ

  It can be used for delicate castings
• Which of the following statements about low shaft blast furnace is not true?
  ক

  In this, the blast is rich in oxygen

  খ

  The gas produced has a low calorific value

  গ

  The oxygen consumed by this furnace can be made available from natural air

  ঘ

  It consumes fine ores
• Remelting of pig iron with limestone and coke to manufacture cast iron is carried out in a ____________
  ক

  Flask

  খ

  Blast furnace

  গ

  Cupola furnace

  ঘ

  Ball mill
• Which of the following statements about electric reduction furnace is not true?
  ক

  It is adopted at places where electric power can be cheaply generated

  খ

  Less amount of fluxing material is needed

  গ

  Less amount of slag is created

  ঘ

  The external supply of air is essential in this type of furnace
• Grey pig is produced when the blast furnace is not provided with sufficient fuel while the white pig is produced when the blast furnace is provided sufficiently with fuel.
  ক

  True

  খ

  False
• Small amounts of _____________ and __________ improve the quality of Bessemer pig.
  ক

  Copper and sulphur

  খ

  Silicon and phosphorus

  গ

  Silicon and manganese

  ঘ

  Phosphorus and sulphur
• Which of the following is not a variety of pig iron?
  ক

  Bessemer pig

  খ

  Pink pig

  গ

  Grey pig

  ঘ

  White pig
• Which of the following is the hottest part of the blast furnace?
  ক

  Throat

  খ

  Stack

  গ

  Bosh

  ঘ

  Cylinder
• Commonly used fluxing material used in the process of smelting is ___________
  ক

  Limestone

  খ

  Sandstone

  গ

  Concrete

  ঘ

  Cement
• Which of the following is the lowest part of the blast furnace?
  ক

  Hearth

  খ

  Stack

  গ

  Throat

  ঘ

  Bosh
• Smelting is carried out in a ___________
  ক

  Funnel

  খ

  Kiln

  গ

  Blast furnace

  ঘ

  Flask
• The crude impure iron extracted from the ores of iron is called as __________
  ক

  Cast iron

  খ

  Wrought iron

  গ

  Steel

  ঘ

  Pig iron
• Which of the following is the black oxide of iron?
  ক

  Limonite

  খ

  Magnetite

  গ

  Siderite

  ঘ

  Pyrite
• Pyrite is an oxide of iron.
  ক

  True

  খ

  False
• Which of the following is the red oxide of iron?
  ক

  Haematite

  খ

  Limonite

  গ

  Pyrite

  ঘ

  Siderite
• Latin word for iron is ________
  ক

  Ferrium

  খ

  Ferrious

  গ

  Ferrumous

  ঘ

  Ferrum