Building Materials The normal consistency of ordinary Portland cement is about 40 % 30 % 20 % 10 % 40 % 30 % 20 % 10 % ANSWER DOWNLOAD EXAMIANS APP
Building Materials The rock generally used for roofing, is Slate Pumice Basalt Granite Slate Pumice Basalt Granite ANSWER DOWNLOAD EXAMIANS APP
Building Materials To retard the initial setting time of cement, the compound responsible, is Tri-calcium silicate Tri-calcium aluminate Di-calcium silicate Gypsum Tri-calcium silicate Tri-calcium aluminate Di-calcium silicate Gypsum 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 drying agent A water proofing agent A paint consisting of colored cement and water A paint consisting of powdered chalk, pigments and water A drying agent A water proofing 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 30° 90° 0° 45° 30° 90° 0° 45° ANSWER DOWNLOAD EXAMIANS APP