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 Percentage of silica in a good brick earth lies between 5 to 10 % 50 to 60 % 20 to 30 % 70 to 80 % 5 to 10 % 50 to 60 % 20 to 30 % 70 to 80 % ANSWER DOWNLOAD EXAMIANS APP
Building Materials The hardest rock is Marble Diamond Talc Quartz Marble Diamond Talc Quartz ANSWER DOWNLOAD EXAMIANS APP
Building Materials The most common admixture which is used to accelerate the initial set of concrete is Calcium carbonate Calcium chloride None of these Gypsum Calcium carbonate Calcium chloride None of these Gypsum ANSWER DOWNLOAD EXAMIANS APP
Building Materials A heavy stone is suitable for Retaining walls Rubble masonry Arches Roads Retaining walls Rubble masonry Arches Roads ANSWER DOWNLOAD EXAMIANS APP
Building Materials For obtaining vinyl chloride acetate, the method used, is Addition polymerization None of these Condensation polymerization Co-polymerization Addition polymerization None of these Condensation polymerization Co-polymerization ANSWER DOWNLOAD EXAMIANS APP