Building Materials The maximum quantity of calcium chloride used as an accelerator in cement in percentage by weight of cement is 4 3 1 2 4 3 1 2 ANSWER DOWNLOAD EXAMIANS APP
Building Materials The basic purpose of a retarder in concrete is To decrease the initial setting time of cement paste in concrete To increase the initial setting time of cement paste in concrete To improve the workability of concrete mix To render the concrete more water tight To decrease the initial setting time of cement paste in concrete To increase the initial setting time of cement paste in concrete To improve the workability of concrete mix To render the concrete more water tight ANSWER DOWNLOAD EXAMIANS APP
Building Materials Excess of silica in brick earth results in None of these cracking and warping of bricks enhancing the impermeability of bricks loss of cohesion None of these cracking and warping of bricks enhancing the impermeability of bricks loss of cohesion ANSWER DOWNLOAD EXAMIANS APP
Building Materials Bituminous fells are used for Covering sloping roofs P.C. None to these Covering A.C. sheets Covering sloping roofs P.C. None to these Covering A.C. sheets 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 Magnesia Iron-oxide Alumina Lime Magnesia Iron-oxide Alumina ANSWER DOWNLOAD EXAMIANS APP
Building Materials The cement becomes unsound by the presence of excess Sulphur All of these Lime Magnesia Sulphur All of these Lime Magnesia ANSWER DOWNLOAD EXAMIANS APP