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 : 6 1 : 3 1 : 2 1 : 4 1 : 6 1 : 3 1 : 2 ANSWER DOWNLOAD EXAMIANS APP
Building Materials Quick lime is (i) Slow in setting (ii) Rapid in slacking (iii) Good in strength Only (i) Only (ii) Both (ii) and (iii) Both (i) and (ii) Only (i) Only (ii) Both (ii) and (iii) Both (i) and (ii) ANSWER DOWNLOAD EXAMIANS APP
Building Materials A good building stone should not absorb water more than 10 % 15 % 5 % 20 % 10 % 15 % 5 % 20 % ANSWER DOWNLOAD EXAMIANS APP
Building Materials The basic purpose of a retarder in concrete is To decrease the initial setting time of cement paste in concrete To render the concrete more water tight To improve the workability of concrete mix To increase the initial setting time of cement paste in concrete To decrease the initial setting time of cement paste in concrete To render the concrete more water tight To improve the workability of concrete mix To increase the initial setting time of cement paste in concrete ANSWER DOWNLOAD EXAMIANS APP
Building Materials Pig iron is manufactured from the ores by Calcination and roasting Dressing Smelting All of these Calcination and roasting Dressing Smelting All of these ANSWER DOWNLOAD EXAMIANS APP
Building Materials Vanadium steel is generally used for Bearing balls Railway switches and crossing Magnets Axles and springs Bearing balls Railway switches and crossing Magnets Axles and springs ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS