Building Materials Sandstone is a (i) Sedimentary rock (ii) Aqueous rock (iii) Siliceous rock Both (i) and (iii) All (i), (ii) and (iii) Both (i) and (ii) Only (i) Both (i) and (iii) All (i), (ii) and (iii) Both (i) and (ii) Only (i) ANSWER DOWNLOAD EXAMIANS APP
Building Materials The maximum quantity of calcium chloride used as an accelerator in cement in percentage by weight of cement is 1 2 4 3 1 2 4 3 ANSWER DOWNLOAD EXAMIANS APP
Building Materials The proportions of lime and sand in the mortar normally used in brick construction are 1 : 6 1 : 4 1 : 2 1 : 8 1 : 6 1 : 4 1 : 2 1 : 8 ANSWER DOWNLOAD EXAMIANS APP
Building Materials The percentage of alumina in a good brick earth lies between 5 to 10 % 20 to 30 % 50 to 60 % 70 to 80 % 5 to 10 % 20 to 30 % 50 to 60 % 70 to 80 % ANSWER DOWNLOAD EXAMIANS APP
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 Pick up the constituent of good brick earth whose excess causes the raw bricks shrink and warp during drying and burning, from the following: Lime Alumina Iron-oxide Magnesia Lime Alumina Iron-oxide Magnesia ANSWER DOWNLOAD EXAMIANS APP