Building Materials The percentage of alumina in a good brick earth lies between 70 to 80 % 20 to 30 % 5 to 10 % 50 to 60 % 70 to 80 % 20 to 30 % 5 to 10 % 50 to 60 % ANSWER DOWNLOAD EXAMIANS APP
Building Materials For one cubic metre of brick masonry, number of bricks required, is 450 425 500 400 450 425 500 400 ANSWER DOWNLOAD EXAMIANS APP
Building Materials Fibre glass Has a higher strength to weight ratio All listed here Is shock proof and fire retardant Retains heat-longer Has a higher strength to weight ratio All listed here Is shock proof and fire retardant Retains heat-longer ANSWER DOWNLOAD EXAMIANS APP
Building Materials Which of the following sedimentary rocks changes into quartzite by metamorphic action? Sand stone Gypsum Lime stone Shale Sand stone Gypsum Lime stone Shale ANSWER DOWNLOAD EXAMIANS APP
Building Materials Putty is Used for fixing glass panes Softened by a solution of pearl ash and quick-lime soaked in water All listed here Made with finely powdered chalk and linseed oil Used for fixing glass panes Softened by a solution of pearl ash and quick-lime soaked in water All listed here Made with finely powdered chalk and linseed oil ANSWER DOWNLOAD EXAMIANS APP
Building Materials Quartzite is a Metamorphic rock Siliceous rock Calcareous rock Argillaceous rock Metamorphic rock Siliceous rock Calcareous rock Argillaceous rock ANSWER DOWNLOAD EXAMIANS APP
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