Building Materials The method of addition polymerization is used for obtaining: Polystyrene Polyvinylchloride Polypropylene All of these Polystyrene Polyvinylchloride Polypropylene All of these ANSWER DOWNLOAD EXAMIANS APP
Building Materials Index number expressing the relative sizes of both coarse and fine aggregates, is called Grading of aggregates None of these Fineness modulus Proportioning of aggregates Grading of aggregates None of these Fineness modulus Proportioning of aggregates ANSWER DOWNLOAD EXAMIANS APP
Building Materials During smelting process, the combination of fuel in the furnace All listed here Carbon mono-oxide reacts with Fe2O3 to form iron and liberates CO2 Forms carbon dioxide Carbon dioxide with carbon forms carbon mono-oxide All listed here Carbon mono-oxide reacts with Fe2O3 to form iron and liberates CO2 Forms carbon dioxide Carbon dioxide with carbon forms carbon mono-oxide ANSWER DOWNLOAD EXAMIANS APP
Building Materials Bituminous fells are used for Covering A.C. sheets None to these Covering sloping roofs P.C. Covering A.C. sheets None to these Covering sloping roofs P.C. ANSWER DOWNLOAD EXAMIANS APP
Building Materials The slag which floats on the surface of the molten iron generally contains Silica (SiO2) 35% All listed here Lime (CaO) 45% Alumina (Al2O3) 12% and MgO, CaSO4, KMnO2 and FeO 8% Silica (SiO2) 35% All listed here Lime (CaO) 45% Alumina (Al2O3) 12% and MgO, CaSO4, KMnO2 and FeO 8% ANSWER DOWNLOAD EXAMIANS APP
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