Building Materials Expansion Joints in masonry walls are provided in wall lengths usater than 30 m 10 m 40 m 20 m 30 m 10 m 40 m 20 m 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 Grey cast iron Toughed cast iron Mottled cast iron White cast iron Grey cast iron Toughed cast iron Mottled cast iron White cast iron ANSWER DOWNLOAD EXAMIANS APP
Building Materials The commonly used drying oil for oil paints, is Acetate of lead Kerosene oil Olive oil Linseed oil Acetate of lead Kerosene oil Olive oil Linseed oil ANSWER DOWNLOAD EXAMIANS APP
Building Materials The cement becomes unsound by the presence of excess Magnesia Lime All of these Sulphur Magnesia Lime All of these Sulphur ANSWER DOWNLOAD EXAMIANS APP
Building Materials Which of the following represents a metamorphic rock?(i) Slate(ii) Shale(iii) Quartzite Only (iii) Both (ii) and (iii) All (i), (ii) and (iii) Both (i) and (iii) Only (iii) Both (ii) and (iii) All (i), (ii) and (iii) Both (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Building Materials Three basic raw materials which are needed in large quantities for production of steel are Iron ore, coal and lime stone Iron ore, carbon and sulphur Iron ore, carbon and lime stone Iron ore, coal and sulphur Iron ore, coal and lime stone Iron ore, carbon and sulphur Iron ore, carbon and lime stone Iron ore, coal and sulphur ANSWER DOWNLOAD EXAMIANS APP
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