Building Materials The main constituent of fly-ash, is All of these Silica Ferrous oxide Aluminium oxide All of these Silica Ferrous oxide Aluminium oxide ANSWER DOWNLOAD EXAMIANS APP
Building Materials The proportions of lime and sand in the mortar normally used in brick construction are 1 : 6 1 : 2 1 : 8 1 : 4 1 : 6 1 : 2 1 : 8 1 : 4 ANSWER DOWNLOAD EXAMIANS APP
Building Materials The process of decarbonising the pig iron completely and then adding proper percentage of carbon for manufacturing steel, is called Open hearth process Bessemer process Crucible process Cementation process Open hearth process Bessemer process Crucible process Cementation process ANSWER DOWNLOAD EXAMIANS APP
Building Materials Depending on the chemical composition and mechanical properties, iron may be classified as Cast iron Wrought iron Steel All of these Cast iron Wrought iron Steel All of these ANSWER DOWNLOAD EXAMIANS APP
Building Materials For obtaining vinyl chloride acetate, the method used, is Condensation polymerization Co-polymerization Addition polymerization None of these Condensation polymerization Co-polymerization Addition polymerization None of these ANSWER DOWNLOAD EXAMIANS APP
Building Materials Cast iron Is obtained by purifying pig iron All listed here May contain 2 to 5 per cent of carbon with other impurities Is manufactured in required shapes Is obtained by purifying pig iron All listed here May contain 2 to 5 per cent of carbon with other impurities Is manufactured in required shapes ANSWER DOWNLOAD EXAMIANS APP
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