BUILDING MATERIAL [08/09/2019-09/09/2019]
Quiz by Wincentre Classes
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10 questions
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- Q1Which term is used to indicate substances occurring along with oresGalImpuritiesSlagGangue30sEditDelete
- Q2Which one of the following is the ore of ironLimoniteHematiteAll of the aboveMagnetite30sEditDelete
- Q3Which is the red oxide of ironMagnetiteHematiteSideriteLimonite30sEditDelete
- Q4Which iron ore is available in India at Chennai, but it is not use of , as coal fields are not located nearbyLimoniteMagnetiteSideritePyrite30sEditDelete
- Q5Which iron ore is known as sulphide of IronPyriteSideriteNone of theseLimonite30sEditDelete
- Q6Which iron is known as spathic ironHematiteMagnetiteSideritePyrite30sEditDelete
- Q7The crude impure iron which is extracted from iron ores is known asPig ironCast ironwrought ironSteel30sEditDelete
- Q8Which operation is included in the manufacturing process of pig ironDressingAll of the aboveCalcination and roastingSmelting30sEditDelete
- Q9Heating ores in presence of air is known asCalcinationSmeltingRoastingNone of these30sEditDelete
- Q10The furnace used manufacture of cast iron isPot furnaceTank furnaceCupola furnaceBlast furnace30sEditDelete