Building Materials The basic purpose of a retarder in concrete is 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 To decrease the initial setting time of cement paste in concrete To increase the initial setting time of cement paste in concrete ANSWER DOWNLOAD EXAMIANS APP
Building Materials The most fire resistant paints are: Cement paints Enamel paints Aluminium paints Asbestos paints Cement paints Enamel paints Aluminium paints Asbestos paints ANSWER DOWNLOAD EXAMIANS APP
Building Materials The pressure acting on the stones in stone masonry construction should be Perpendicular to the direction of bedding planes Along the direction of bedding planes Perpendicular to the direction of bedding planes Along the direction of bedding planes ANSWER DOWNLOAD EXAMIANS APP
Building Materials Good quality cement contains higher percentage of Tetra calcium alumino ferrite Tri-calcium aluminate Di-calcium silicate Tri-calcium silicate Tetra calcium alumino ferrite Tri-calcium aluminate Di-calcium silicate Tri-calcium silicate ANSWER DOWNLOAD EXAMIANS APP
Building Materials The cement becomes unsound by the presence of excess Magnesia Sulphur Lime All of these Magnesia Sulphur Lime All of these ANSWER DOWNLOAD EXAMIANS APP
Building Materials Plywood is made from Teak wood only Bamboo fibre Common timber Asbestos sheets Teak wood only Bamboo fibre Common timber Asbestos sheets ANSWER DOWNLOAD EXAMIANS APP
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