Building Materials The basic purpose of a retarder in concrete is To decrease the initial setting time of cement paste in concrete To improve the workability of concrete mix To increase the initial setting time of cement paste in concrete To render the concrete more water tight To decrease the initial setting time of cement paste in concrete To improve the workability of concrete mix To increase the initial setting time of cement paste in concrete To render the concrete more water tight ANSWER DOWNLOAD EXAMIANS APP
Building Materials Durability of building stone is affected by its Chemical composition All listed here Resistance to atmosphere Texture Chemical composition All listed here Resistance to atmosphere Texture ANSWER DOWNLOAD EXAMIANS APP
Building Materials Plaster of Paris is obtained by calcining Gypsum None of these Lime stone Bauxite Gypsum None of these Lime stone Bauxite ANSWER DOWNLOAD EXAMIANS APP
Building Materials The most commonly used synthetic abrasive is Silicon Boric acid All of these Aluminium carbide Silicon Boric acid All of these Aluminium carbide ANSWER DOWNLOAD EXAMIANS APP
Building Materials A bull nose brick is not used for Rounding off sharp corners Pillars Arches Decoration purpose Rounding off sharp corners Pillars Arches Decoration purpose ANSWER DOWNLOAD EXAMIANS APP
Building Materials Rapid hardening cement attains early strength due to Lesser proportion of lime grounded coarser than normal cement Excess percentage of gypsum Larger proportion of lime grounded finer than normal cement Lesser proportion of lime grounded finer than normal cement Lesser proportion of lime grounded coarser than normal cement Excess percentage of gypsum Larger proportion of lime grounded finer than normal cement Lesser proportion of lime grounded finer than normal cement ANSWER DOWNLOAD EXAMIANS APP
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