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BUILDING MATERIAL [08/09/2019-09/09/2019]

Quiz by Wincentre Classes

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10 questions
Show answers
  • Q1
    Which term is used to indicate substances occurring along with ores
    Gal
    Impurities
    Slag
    Gangue
    30s
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  • Q2
    Which one of the following is the ore of iron
    Limonite
    Hematite
    All of the above
    Magnetite
    30s
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  • Q3
    Which is the red oxide of iron
    Magnetite
    Hematite
    Siderite
    Limonite
    30s
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  • Q4
    Which iron ore is available in India at Chennai, but it is not use of , as coal fields are not located nearby
    Limonite
    Magnetite
    Siderite
    Pyrite
    30s
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  • Q5
    Which iron ore is known as sulphide of Iron
    Pyrite
    Siderite
    None of these
    Limonite
    30s
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  • Q6
    Which iron is known as spathic iron
    Hematite
    Magnetite
    Siderite
    Pyrite
    30s
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  • Q7
    The crude impure iron which is extracted from iron ores is known as
    Pig iron
    Cast iron
    wrought iron
    Steel
    30s
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  • Q8
    Which operation is included in the manufacturing process of pig iron
    Dressing
    All of the above
    Calcination and roasting
    Smelting
    30s
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  • Q9
    Heating ores in presence of air is known as
    Calcination
    Smelting
    Roasting
    None of these
    30s
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  • Q10
    The furnace used manufacture of cast iron is
    Pot furnace
    Tank furnace
    Cupola furnace
    Blast furnace
    30s
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