Building Materials The percentage of alumina and silica in good fire clay vary respectively is 35, 65 All of these 30, 70 25, 75 35, 65 All of these 30, 70 25, 75 ANSWER DOWNLOAD EXAMIANS APP
Building Materials Proper amount of entrained air in concrete results in(i) Better workability(ii) Better resistance to freezing and thawing(iii) Lesser workability(iv) Less resistance to freezing and thawing (i) and (ii) (i) and (iv) (iii) and (iv) (ii) and (iii) (i) and (ii) (i) and (iv) (iii) and (iv) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Building Materials Pick up the constituent of good brick earth whose excess causes the raw bricks shrink and warp during drying and burning, from the following: Magnesia Lime Iron-oxide Alumina Magnesia Lime Iron-oxide Alumina ANSWER DOWNLOAD EXAMIANS APP
Building Materials Which of the following should be used for hearting of thicker walls? Stretchers Brick bats Queen closer Headers Stretchers Brick bats Queen closer Headers ANSWER DOWNLOAD EXAMIANS APP
Building Materials Percentage content of silica in window glass, is 70 to 75 50 to 55 40 to 45 60 to 65 70 to 75 50 to 55 40 to 45 60 to 65 ANSWER DOWNLOAD EXAMIANS APP
Building Materials Red short iron cracks when bent due to the presence of Carbon Silicon Phosphorus Sulphur Carbon Silicon Phosphorus Sulphur ANSWER DOWNLOAD EXAMIANS APP