Building Materials Three basic raw materials which are needed in large quantities for production of steel are 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 Iron ore, coal and lime stone ANSWER DOWNLOAD EXAMIANS APP
Building Materials Addition of pozzolana to ordinary Portland cement increases Bleeding Permeability Shrinkage Heat of hydration Bleeding Permeability Shrinkage Heat of hydration ANSWER DOWNLOAD EXAMIANS APP
Building Materials Plastics are compounds of carbon with element Nitrogen All of these Oxygen Hydrogen Nitrogen All of these Oxygen Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Building Materials Paints with white lead base are suitable for painting of None of these Both wood work and iron work Wood work Iron work None of these Both wood work and iron work Wood work Iron work ANSWER DOWNLOAD EXAMIANS APP
Building Materials Clay and silt content in a good brick earth must be at least 50 % 30 % 40 % 20 % 50 % 30 % 40 % 20 % ANSWER DOWNLOAD EXAMIANS APP
Building Materials Wrought iron contains carbon upto 2.0 % 0.25 % 1.5 % 1.0 % 2.0 % 0.25 % 1.5 % 1.0 % ANSWER DOWNLOAD EXAMIANS APP
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