Building Materials For testing compressive and tensile strength of cement, the cement mortar is made by mixing cement and standard sand in the proportions of 1 : 4 1 : 3 1 : 6 1 : 2 1 : 4 1 : 3 1 : 6 1 : 2 ANSWER DOWNLOAD EXAMIANS APP
Building Materials As per IS specifications, the maximum final setting time for ordinary Portland cement should be 6 hours 30 minutes 1 hour 10 hours 6 hours 30 minutes 1 hour 10 hours 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 Silica and alkalies Alkalies and magnesium Lime stone and alumina Alumina and iron Silica and alkalies Alkalies and magnesium ANSWER DOWNLOAD EXAMIANS APP
Building Materials Sandstone is a (i) Sedimentary rock (ii) Aqueous rock (iii) Siliceous rock Both (i) and (ii) Both (i) and (iii) All (i), (ii) and (iii) Only (i) Both (i) and (ii) Both (i) and (iii) All (i), (ii) and (iii) Only (i) ANSWER DOWNLOAD EXAMIANS APP
Building Materials Age of a tree may be ascertained by Number of annual rings Number of branches Radius of its stem Circumference of its stem Number of annual rings Number of branches Radius of its stem Circumference of its stem ANSWER DOWNLOAD EXAMIANS APP
Building Materials Percentage of silica in a good brick earth lies between 70 to 80 % 5 to 10 % 20 to 30 % 50 to 60 % 70 to 80 % 5 to 10 % 20 to 30 % 50 to 60 % ANSWER DOWNLOAD EXAMIANS APP
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