Building Materials The normal consistency of ordinary Portland cement is about 40 % 20 % 30 % 10 % 40 % 20 % 30 % 10 % ANSWER DOWNLOAD EXAMIANS APP
Building Materials The rock generally used for roofing, is Pumice Slate Basalt Granite Pumice Slate Basalt Granite ANSWER DOWNLOAD EXAMIANS APP
Building Materials To retard the initial setting time of cement, the compound responsible, is Gypsum Di-calcium silicate Tri-calcium silicate Tri-calcium aluminate Gypsum Di-calcium silicate Tri-calcium silicate Tri-calcium aluminate ANSWER DOWNLOAD EXAMIANS APP
Building Materials Distemper is A paint consisting of colored cement and water A paint consisting of powdered chalk, pigments and water A water proofing agent A drying agent A paint consisting of colored cement and water A paint consisting of powdered chalk, pigments and water A water proofing agent A drying agent ANSWER DOWNLOAD EXAMIANS APP
Building Materials Plywood is made by bonding together thin layers of wood in such a way that the angle between grains of any layer to grains of adjacent layers is 45° 90° 30° 0° 45° 90° 30° 0° ANSWER DOWNLOAD EXAMIANS APP