Building Materials To retard the initial setting time of cement, the compound responsible, is Di-calcium silicate Tri-calcium silicate Tri-calcium aluminate Gypsum Di-calcium silicate Tri-calcium silicate Tri-calcium aluminate Gypsum ANSWER DOWNLOAD EXAMIANS APP
Building Materials Sea sand used in structures causes Disintegration Dampness All of these Efflorescence Disintegration Dampness All of these Efflorescence ANSWER DOWNLOAD EXAMIANS APP
Building Materials Crushing strength of a good building stone should be more than 150 MPa 200 MPa 50 MPa 100 MPa 150 MPa 200 MPa 50 MPa 100 MPa ANSWER DOWNLOAD EXAMIANS APP
Building Materials The compound of Portland cement which contributes to the strength after two to three years is Tri-calcium aluminate Tri-calcium silicate Di-calcium silicate Tetra-calcium alumino ferrite Tri-calcium aluminate Tri-calcium silicate Di-calcium silicate Tetra-calcium alumino ferrite ANSWER DOWNLOAD EXAMIANS APP
Building Materials The commonly used base for iron and steel work, is Red lead Zinc white Titanium white White lead Red lead Zinc white Titanium white White lead ANSWER DOWNLOAD EXAMIANS APP
Building Materials Pig iron made from haematite ores free from sulphur, phosphorus and copper, is known as White or forge pig Bessemer pig Grey or foundry pig Mottled pig White or forge pig Bessemer pig Grey or foundry pig Mottled pig ANSWER DOWNLOAD EXAMIANS APP