Building Materials When a brick is immersed in water for 24 hours and then dried, if All listed here 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 No grey or white deposits appear on the surface, the brick is free from soluble salts All listed here 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 No grey or white deposits appear on the surface, the brick is free from soluble salts ANSWER DOWNLOAD EXAMIANS APP
Building Materials Wrought iron contains carbon upto 2.0 % 0.25 % 1.0 % 1.5 % 2.0 % 0.25 % 1.0 % 1.5 % ANSWER DOWNLOAD EXAMIANS APP
Building Materials Advantage of a clamp compared to a kiln for burning bricks is that It is suitable when bricks are required in large numbers It has less initial cost It gives more output of first class bricks It takes less time for burning It is suitable when bricks are required in large numbers It has less initial cost It gives more output of first class bricks It takes less time for burning ANSWER DOWNLOAD EXAMIANS APP
Building Materials Index number expressing the relative sizes of both coarse and fine aggregates, is called Grading of aggregates Proportioning of aggregates Fineness modulus None of these Grading of aggregates Proportioning of aggregates Fineness modulus None of these ANSWER DOWNLOAD EXAMIANS APP
Building Materials Pick up the correct statement from the following: Method of sawing timber All of these Tangentially to annual rings, is known as tangential method Cut out of quarter logs, parallel to the medullary rays and perpendicular to annual rings, is known as radial sawing In four quarters such that each board cuts annual rings at angles not less than 45°, is known as quarter sawing method All of these Tangentially to annual rings, is known as tangential method Cut out of quarter logs, parallel to the medullary rays and perpendicular to annual rings, is known as radial sawing In four quarters such that each board cuts annual rings at angles not less than 45°, is known as quarter sawing method ANSWER DOWNLOAD EXAMIANS APP
Building Materials The type of steel used for precision levelling staff, is Invar Titanium steel Stainless steel Carbon steel Invar Titanium steel Stainless steel Carbon steel ANSWER DOWNLOAD EXAMIANS APP
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