Building Materials The main function of alumina in brick earth is To prevent shrinkage To impart plasticity To make the brick impermeable To make the brick durable To prevent shrinkage To impart plasticity To make the brick impermeable To make the brick durable ANSWER DOWNLOAD EXAMIANS APP
Building Materials Which of the following cements is suitable for use in massive concrete structures such as large dams? Ordinary Portland cement Rapid hardening cement Sulphate resisting cement Low heat cement Ordinary Portland cement Rapid hardening cement Sulphate resisting cement Low heat cement ANSWER DOWNLOAD EXAMIANS APP
Building Materials Early attainment of strength in rapid hardening cement is mainly due to Tri-calcium silicate Tri-calcium aluminate Gypsum Finer grinding Tri-calcium silicate Tri-calcium aluminate Gypsum Finer grinding ANSWER DOWNLOAD EXAMIANS APP
Building Materials The normal curing period for lime mortar, is: 5 days 3 days 9 days 7 days 5 days 3 days 9 days 7 days ANSWER DOWNLOAD EXAMIANS APP
Building Materials The specific gravity of marble, is 2.66 2.5 2.6 2.72 2.66 2.5 2.6 2.72 ANSWER DOWNLOAD EXAMIANS APP
Building Materials Which of the following pairs gives a correct combination of the useful and harmful constituents respectively of a good brick earth? Lime stone and alumina Alumina and iron Alkalies and magnesium Silica and alkalies Lime stone and alumina Alumina and iron Alkalies and magnesium Silica and alkalies ANSWER DOWNLOAD EXAMIANS APP
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