Building Materials The basic purpose of a retarder in concrete is To improve the workability of concrete mix To render the concrete more water tight To decrease the initial setting time of cement paste in concrete To increase the initial setting time of cement paste in concrete To improve the workability of concrete mix To render the concrete more water tight To decrease the initial setting time of cement paste in concrete To increase the initial setting time of cement paste in concrete ANSWER DOWNLOAD EXAMIANS APP
Building Materials Pick up the correct statement from the following: Method of sawing timber 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 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 ANSWER DOWNLOAD EXAMIANS APP
Building Materials Excess of alumina in brick earth makes the brick To crack and warp on drying Brittle and weak To lose cohesion Impermeable To crack and warp on drying Brittle and weak To lose cohesion Impermeable ANSWER DOWNLOAD EXAMIANS APP
Building Materials Forge pig may be converted to wrought iron by Refining Shingling Rolling Pudding Refining Shingling Rolling Pudding ANSWER DOWNLOAD EXAMIANS APP
Building Materials Lacquer is None to these Spirit varnish Distemper Oil paint None to these Spirit varnish Distemper Oil paint ANSWER DOWNLOAD EXAMIANS APP
Building Materials Minimum thickness of wall where single Flemish bond can be used is Half brick thick Two bricks thick One brick thick One and a half bricks thick Half brick thick Two bricks thick One brick thick One and a half bricks thick ANSWER DOWNLOAD EXAMIANS APP
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