Building Materials Pig iron is manufactured from the ores by Smelting All of these Calcination and roasting Dressing Smelting All of these Calcination and roasting Dressing ANSWER DOWNLOAD EXAMIANS APP
Building Materials The size of mould for bricks, is generally kept Equal to specified size A little small to specified size A little large to specified size 10% larger than specified size Equal to specified size A little small to specified size A little large to specified size 10% larger than specified size ANSWER DOWNLOAD EXAMIANS APP
Building Materials Lime putty All of above Can be used only upto three days Is made from hydraulic lime Is made by adding lime to water All of above Can be used only upto three days Is made from hydraulic lime Is made by adding lime to water ANSWER DOWNLOAD EXAMIANS APP
Building Materials Spalling hammer is used for Rough dressing of stones Breaking small projection of stones Driving wooden headed chisels Carving of stones Rough dressing of stones Breaking small projection of stones Driving wooden headed chisels Carving of stones ANSWER DOWNLOAD EXAMIANS APP
Building Materials Vanadium steel is generally used for Bearing balls Axles and springs Magnets Railway switches and crossing Bearing balls Axles and springs Magnets Railway switches and crossing ANSWER DOWNLOAD EXAMIANS APP
Building Materials If the iron ore contains clay as an impurity, the flux added during calcination, is All listed here Argillaceous iron ore Clay Lime stone All listed here Argillaceous iron ore Clay Lime stone ANSWER DOWNLOAD EXAMIANS APP