Building Materials Which of the following sedimentary rocks changes into quartzite by metamorphic action? Lime stone Shale Gypsum Sand stone Lime stone Shale Gypsum Sand stone ANSWER DOWNLOAD EXAMIANS APP
Building Materials Quick lime Reacts with carbon dioxide All listed here Generates heat when added to water May be used for white-washing Reacts with carbon dioxide All listed here Generates heat when added to water May be used for white-washing ANSWER DOWNLOAD EXAMIANS APP
Building Materials Seasoning of timber is essential to remove Knots from timber Twisted fibre from timber Roughness of timber Sap from timber Knots from timber Twisted fibre from timber Roughness of timber Sap from timber ANSWER DOWNLOAD EXAMIANS APP
Building Materials The cast iron when heated to red heat with powdered red haematite in an oven for increasing its toughness, is converted to Toughed cast iron Grey cast iron Mottled cast iron White cast iron Toughed cast iron Grey cast iron Mottled cast iron White cast iron ANSWER DOWNLOAD EXAMIANS APP
Building Materials A stone is rejected if it absorbs water more than 15 % 5 % 20 % 10 % 15 % 5 % 20 % 10 % ANSWER DOWNLOAD EXAMIANS APP
Building Materials The process of mixing clay, water and other ingredients to make brick is known as Drying Pugging Moulding Kneading Drying Pugging Moulding Kneading ANSWER DOWNLOAD EXAMIANS APP