Building Materials Pig iron is manufactured from the ores by Dressing All of these Smelting Calcination and roasting Dressing All of these Smelting Calcination and roasting ANSWER DOWNLOAD EXAMIANS APP
Building Materials The proportions of lime and sand in the mortar normally used in brick construction are 1 : 6 1 : 8 1 : 2 1 : 4 1 : 6 1 : 8 1 : 2 1 : 4 ANSWER DOWNLOAD EXAMIANS APP
Building Materials The steel used for the manufacture of rails, is Bessemer steel Stainless steel Mild steel Cast steel Bessemer steel Stainless steel Mild steel Cast steel ANSWER DOWNLOAD EXAMIANS APP
Building Materials Which of the following represents a metamorphic rock? (i) Slate (ii) Shale (iii) Quartzite Only (iii) Both (ii) and (iii) Both (i) and (iii) All (i), (ii) and (iii) Only (iii) Both (ii) and (iii) Both (i) and (iii) All (i), (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Building Materials The age of a tree can be known by examining Heart wood Annular rings Medullary rays Cambium layer Heart wood Annular rings Medullary rays Cambium layer ANSWER DOWNLOAD EXAMIANS APP
Building Materials Generally wooden moulds are made from Teak wood Ply wood Shishum wood Deodar wood Teak wood Ply wood Shishum wood Deodar wood ANSWER DOWNLOAD EXAMIANS APP