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 (iii) and (iv) (i) and (ii) (i) and (iv) (ii) and (iii) (iii) and (iv) (i) and (ii) (i) and (iv) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Building Materials Sapwood consists of Portion of timber between heartwood and cambium layer Innermost annular rings around the pith Thin layers below the bark Thin fibre which extends from the pith outwards and holds the annular rings together Portion of timber between heartwood and cambium layer Innermost annular rings around the pith Thin layers below the bark Thin fibre which extends from the pith outwards and holds the annular rings together ANSWER DOWNLOAD EXAMIANS APP
Building Materials The percentage of alumina and silica in good fire clay vary respectively is 35, 65 25, 75 All of these 30, 70 35, 65 25, 75 All of these 30, 70 ANSWER DOWNLOAD EXAMIANS APP
Building Materials Plywood is made from Teak wood only Common timber Asbestos sheets Bamboo fibre Teak wood only Common timber Asbestos sheets Bamboo fibre ANSWER DOWNLOAD EXAMIANS APP
Building Materials Which one of the following polymers is obtained from condensation polymerization? Carbamide All of these Melamine-formaldehyde Phenol formaldehyde Carbamide All of these Melamine-formaldehyde Phenol formaldehyde ANSWER DOWNLOAD EXAMIANS APP
Building Materials Stainless steel resists corrosion due to Carbon Sulphur Chromium Vanadium Carbon Sulphur Chromium Vanadium ANSWER DOWNLOAD EXAMIANS APP
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