Building Materials The stones obtained by blasting are used as Road metal Aggregates for concrete Ballast in railways All listed here Road metal Aggregates for concrete Ballast in railways All listed here ANSWER DOWNLOAD EXAMIANS APP
Building Materials The slag which floats on the surface of the molten iron generally contains All listed here Alumina (Al2O3) 12% and MgO, CaSO4, KMnO2 and FeO 8% Lime (CaO) 45% Silica (SiO2) 35% All listed here Alumina (Al2O3) 12% and MgO, CaSO4, KMnO2 and FeO 8% Lime (CaO) 45% Silica (SiO2) 35% ANSWER DOWNLOAD EXAMIANS APP
Building Materials A bull nose brick is not used for Arches Pillars Decoration purpose Rounding off sharp corners Arches Pillars Decoration purpose Rounding off sharp corners ANSWER DOWNLOAD EXAMIANS APP
Building Materials Hydraulic lime is obtained by Calcination of pure clay Burning of lime stone Burning of kankar Adding water to quick lime Calcination of pure clay Burning of lime stone Burning of kankar Adding water to quick lime ANSWER DOWNLOAD EXAMIANS APP
Building Materials Proper amount of entrained air in concrete results in (i) Better workability (ii) Better resistance to freezing and thawing (iii) Lesser workability (iv) Less resistance to freezing and thawing (i) and (iv) (i) and (ii) (iii) and (iv) (ii) and (iii) (i) and (iv) (i) and (ii) (iii) and (iv) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Building Materials The weight of a good quality brick when immersed in water for a period of 16 hours should not exceed the weight of dry brick 15 % 10 % 20 % None of these 15 % 10 % 20 % None of these ANSWER DOWNLOAD EXAMIANS APP