Building Materials The compound of Portland cement which contributes to the strength after two to three years is Tri-calcium silicate Di-calcium silicate Tri-calcium aluminate Tetra-calcium alumino ferrite Tri-calcium silicate Di-calcium silicate Tri-calcium aluminate Tetra-calcium alumino ferrite ANSWER DOWNLOAD EXAMIANS APP
Building Materials When a brick is immersed in water for 24 hours and then dried, if No grey or white deposits appear on the surface, the brick is free from soluble salts 50 percent surface is covered with grey or white deposits, the brick has serious efflorescence 10 percent surface is covered with grey or white deposits, the brick has slight efflorescence All listed here No grey or white deposits appear on the surface, the brick is free from soluble salts 50 percent surface is covered with grey or white deposits, the brick has serious efflorescence 10 percent surface is covered with grey or white deposits, the brick has slight efflorescence All listed here ANSWER DOWNLOAD EXAMIANS APP
Building Materials Stainless steel resists corrosion due to Carbon Vanadium Chromium Sulphur Carbon Vanadium Chromium Sulphur ANSWER DOWNLOAD EXAMIANS APP
Building Materials Assertion A : Normally turpentine oil is recommended as thinner for indoor painting.Reason R : Turpentine oil is costlier than other thinners.Select your answer according to the coding system given below: Both A and R is true and R is the correct explanation of A A is true but R is false Both A and R is true but R is not the correct explanation of A A is false but R is true Both A and R is true and R is the correct explanation of A A is true but R is false Both A and R is true but R is not the correct explanation of A A is false but R is true ANSWER DOWNLOAD EXAMIANS APP
Building Materials The basic purpose of a retarder in concrete is 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 To improve the workability of concrete mix ANSWER DOWNLOAD EXAMIANS APP
Building Materials Quick lime is Calcium carbonate Calcium oxide None of these Calcium hydroxide Calcium carbonate Calcium oxide None of these Calcium hydroxide ANSWER DOWNLOAD EXAMIANS APP
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