Building Materials The term frog means A depression on a face of brick An apparatus to lift the stone Soaking brick in water Vertical joint in a brick work A depression on a face of brick An apparatus to lift the stone Soaking brick in water Vertical joint in a brick work ANSWER DOWNLOAD EXAMIANS APP
Building Materials The most commonly used retarder in cement is Calcium chloride None of these Calcium carbonate Gypsum Calcium chloride None of these Calcium carbonate Gypsum ANSWER DOWNLOAD EXAMIANS APP
Building Materials A good building stone should not absorb water more than 5 % 10 % 20 % 15 % 5 % 10 % 20 % 15 % ANSWER DOWNLOAD EXAMIANS APP
Building Materials Knots in timber are Speckled strains Defects caused by crushing fibres Splits radiating from the centre Signs of branches cut off Speckled strains Defects caused by crushing fibres Splits radiating from the centre Signs of branches cut off ANSWER DOWNLOAD EXAMIANS APP
Building Materials Soundness of cement is tested by Vicat's apparatus Compressive strength testing apparatus Le-chatelier apparatus None of these Vicat's apparatus Compressive strength testing apparatus Le-chatelier apparatus None of these ANSWER DOWNLOAD EXAMIANS APP
Building Materials Proper amount of entrained air in concrete results in(i) Better workability(ii) Better resistance to freezing and thawing(iii) Lesser workability(iv) Less resistance to freezing and thawing (i) and (ii) (ii) and (iii) (iii) and (iv) (i) and (iv) (i) and (ii) (ii) and (iii) (iii) and (iv) (i) and (iv) ANSWER DOWNLOAD EXAMIANS APP
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