The presence of impurities in iron Materials of Construction Mcqs September 8, 2019 BILAL KHATTAK0 A.lowers the melting point B.raises the melting point C.has no effect on melting point D.makes iron malleableRelated Mcqs:Presence of impurities in iceWhich of the following form of iron is produced as a result of annealing of white cast iron?Generally for the melting of cast iron, electric furnaces are not used becausePure iron melts at 1500?C. Presence of carbonThe presence of sulphur in pig iron makesIron pipes lying under acidic soil are often attached to blocks of magnesium for protection from rusting. Magnesium offers protection to iron against corrosion because itGrey cast iron is producedWhite cast iron is producedWhich of the following is the least pure from of iron?Percentage of carbon is least in case of
