Building Materials Excess of silica in brick earth results in None of these enhancing the impermeability of bricks loss of cohesion cracking and warping of bricks None of these enhancing the impermeability of bricks loss of cohesion cracking and warping of bricks ANSWER DOWNLOAD EXAMIANS APP
Building Materials Gypsum consists of CaSO4 and H₂O Lime and H₂O CO₂ and calcium H₂S and CO₂ CaSO4 and H₂O Lime and H₂O CO₂ and calcium H₂S and CO₂ ANSWER DOWNLOAD EXAMIANS APP
Building Materials For sanitary pipes and chemical stonewares, Opaque glazing is used Salt glazing is used None of these Lead glazing is used Opaque glazing is used Salt glazing is used None of these Lead glazing is used ANSWER DOWNLOAD EXAMIANS APP
Building Materials Wrought iron is manufactured from pig iron by Shingling All of these Refining Pudding Shingling All of these Refining Pudding ANSWER DOWNLOAD EXAMIANS APP
Building Materials Softer variety of steel may be obtained by Bessemer process Open hearth process Crucible process Cementation process Bessemer process Open hearth process Crucible process Cementation process ANSWER DOWNLOAD EXAMIANS APP
Building Materials A first class brick when immersed in cold water for 24 hours should not absorb water more than 25 % 22 % 20 % 15 % 25 % 22 % 20 % 15 % ANSWER DOWNLOAD EXAMIANS APP
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