Building Materials Which of the following bricks are used for lining of furnaces? Refractory bricks Over-burnt bricks Under-burnt bricks First class bricks Refractory bricks Over-burnt bricks Under-burnt bricks First class bricks ANSWER DOWNLOAD EXAMIANS APP
Building Materials Index number expressing the relative sizes of both coarse and fine aggregates, is called Grading of aggregates Fineness modulus None of these Proportioning of aggregates Grading of aggregates Fineness modulus None of these Proportioning of aggregates ANSWER DOWNLOAD EXAMIANS APP
Building Materials The coefficient of hardness of stones used in road work should be greater than 17 15 10 12 17 15 10 12 ANSWER DOWNLOAD EXAMIANS APP
Building Materials The commonly used thinner in oil paints, is Both (a) and (b) None the these Naphtha Turpentine Both (a) and (b) None the these Naphtha Turpentine ANSWER DOWNLOAD EXAMIANS APP
Building Materials Plywood is normally available 2 mm thick 3 mm to 4 mm thick 1 mm thick 2 to 3 mm thick 2 mm thick 3 mm to 4 mm thick 1 mm thick 2 to 3 mm thick ANSWER DOWNLOAD EXAMIANS APP
Building Materials When a brick is immersed in water for 24 hours and then dried, if All listed here 10 percent surface is covered with grey or white deposits, the brick has slight efflorescence 50 percent surface is covered with grey or white deposits, the brick has serious efflorescence No grey or white deposits appear on the surface, the brick is free from soluble salts All listed here 10 percent surface is covered with grey or white deposits, the brick has slight efflorescence 50 percent surface is covered with grey or white deposits, the brick has serious efflorescence No grey or white deposits appear on the surface, the brick is free from soluble salts ANSWER DOWNLOAD EXAMIANS APP
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