Building Materials Which of the following pairs gives a correct combination of the useful and harmful constituents respectively of a good brick earth? Lime stone and alumina Alumina and iron Silica and alkalies Alkalies and magnesium Lime stone and alumina Alumina and iron Silica and alkalies Alkalies and magnesium ANSWER DOWNLOAD EXAMIANS APP
Building Materials Brittleness of cold is due to an excess of Carbon Silicon Phosphorus Sulphur Carbon Silicon Phosphorus Sulphur ANSWER DOWNLOAD EXAMIANS APP
Building Materials Percentage of carbon content in mild steel is Greater than 1.5 Less than 0.25 Between 0.25 and 0.7 Between 0.7 and 1.5 Greater than 1.5 Less than 0.25 Between 0.25 and 0.7 Between 0.7 and 1.5 ANSWER DOWNLOAD EXAMIANS APP
Building Materials The most durable varnish is Water varnish Spirit varnish Turpentine varnish Oil varnish Water varnish Spirit varnish Turpentine varnish Oil varnish ANSWER DOWNLOAD EXAMIANS APP
Building Materials Basalt is Metamorphic rock Extrusive igneous rock Intrusive igneous rock Sedimentary rock Metamorphic rock Extrusive igneous rock Intrusive igneous rock Sedimentary rock ANSWER DOWNLOAD EXAMIANS APP
Building Materials The rock generally used for roofing, is Slate Pumice Granite Basalt Slate Pumice Granite Basalt ANSWER DOWNLOAD EXAMIANS APP
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