Building Materials Addition of pozzolana to ordinary Portland cement increases Permeability Shrinkage Heat of hydration Bleeding Permeability Shrinkage Heat of hydration Bleeding ANSWER DOWNLOAD EXAMIANS APP
Building Materials The basic purpose of a retarder in concrete is To render the concrete more water tight To improve the workability of concrete mix To decrease the initial setting time of cement paste in concrete To increase the initial setting time of cement paste in concrete To render the concrete more water tight To improve the workability of concrete mix 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 Pick up the synthetic resin from the following: Phenolic resin Urea resin All of these Resorcinol resin Phenolic resin Urea resin All of these Resorcinol resin ANSWER DOWNLOAD EXAMIANS APP
Building Materials Which of the following represents a metamorphic rock? (i) Slate (ii) Shale (iii) Quartzite Both (ii) and (iii) All (i), (ii) and (iii) Only (iii) Both (i) and (iii) Both (ii) and (iii) All (i), (ii) and (iii) Only (iii) Both (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Building Materials The percentage of alumina and silica in good fire clay vary respectively is 25, 75 30, 70 All of these 35, 65 25, 75 30, 70 All of these 35, 65 ANSWER DOWNLOAD EXAMIANS APP
Building Materials For obtaining vinyl chloride acetate, the method used, is Co-polymerization Condensation polymerization Addition polymerization None of these Co-polymerization Condensation polymerization Addition polymerization None of these ANSWER DOWNLOAD EXAMIANS APP
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