Building Materials The most commonly used retarder in cement is Gypsum Calcium carbonate None of these Calcium chloride Gypsum Calcium carbonate None of these Calcium chloride ANSWER DOWNLOAD EXAMIANS APP
Building Materials The normal curing period for lime mortar, is: 9 days 5 days 3 days 7 days 9 days 5 days 3 days 7 days ANSWER DOWNLOAD EXAMIANS APP
Building Materials Oil varnish generally consists of Spirit, oil and wax Synthetic resin and spirit Resin, oil and turpentine Oil, wax and resin Spirit, oil and wax Synthetic resin and spirit Resin, oil and turpentine Oil, wax and resin ANSWER DOWNLOAD EXAMIANS APP
Building Materials A good building stone should not absorb water more than 15 % 10 % 5 % 20 % 15 % 10 % 5 % 20 % ANSWER DOWNLOAD EXAMIANS APP
Building Materials A queen closer is a Brick having the same length and depth as the other bricks but half the breadth Brick laid with its length parallel to the face or direction of wall Brick with half the width at one end and full width at the other Brick laid with its breadth parallel to the face or direction of wall Brick having the same length and depth as the other bricks but half the breadth Brick laid with its length parallel to the face or direction of wall Brick with half the width at one end and full width at the other Brick laid with its breadth parallel to the face or direction of wall ANSWER DOWNLOAD EXAMIANS APP
Building Materials Which of the following cements is suitable for use in massive concrete structures such as large dams? Ordinary Portland cement Sulphate resisting cement Low heat cement Rapid hardening cement Ordinary Portland cement Sulphate resisting cement Low heat cement Rapid hardening cement ANSWER DOWNLOAD EXAMIANS APP
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