Building Materials Pig iron is manufactured from the ores by Smelting Calcination and roasting All of these Dressing Smelting Calcination and roasting All of these Dressing ANSWER DOWNLOAD EXAMIANS APP
Building Materials Sewer pipes are made of Refractory clay Stone ware All listed here Earthen ware Refractory clay Stone ware All listed here Earthen ware ANSWER DOWNLOAD EXAMIANS APP
Building Materials Quick lime is (i) Slow in setting (ii) Rapid in slacking (iii) Good in strength Only (i) Both (i) and (ii) Both (ii) and (iii) Only (ii) Only (i) Both (i) and (ii) Both (ii) and (iii) Only (ii) ANSWER DOWNLOAD EXAMIANS APP
Building Materials Based on its dry weight, a freshly felled tree may contain water 75 % 25 % 100 % 50 % 75 % 25 % 100 % 50 % ANSWER DOWNLOAD EXAMIANS APP
Building Materials Steel contains carbon approximately 0.25 % None to these 1.50% to 5.6% 0.05% to 1.75% 0.25 % None to these 1.50% to 5.6% 0.05% to 1.75% 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° 45° 90° 0° 30° 45° 90° 0° ANSWER DOWNLOAD EXAMIANS APP