Building Materials Which of the following pairs gives a correct combination of the useful and harmful constituents respectively of a good brick earth? Alumina and iron Alkalies and magnesium Lime stone and alumina Silica and alkalies Alumina and iron Alkalies and magnesium Lime stone and alumina Silica and alkalies ANSWER DOWNLOAD EXAMIANS APP
Building Materials Non acid-resistant asbestos is: Tremolite asbestos Amosite asbestos None of these Chrysotile asbestos Tremolite asbestos Amosite asbestos None of these Chrysotile asbestos ANSWER DOWNLOAD EXAMIANS APP
Building Materials Pig iron made from haematite ores free from sulphur, phosphorus and copper, is known as Grey or foundry pig Bessemer pig Mottled pig White or forge pig Grey or foundry pig Bessemer pig Mottled pig White or forge pig ANSWER DOWNLOAD EXAMIANS APP
Building Materials Glazing is used to make earthenware porous soft impervious hard porous soft impervious hard ANSWER DOWNLOAD EXAMIANS APP
Building Materials The softest rock is Diamond Talc Marble Quartz Diamond Talc Marble Quartz ANSWER DOWNLOAD EXAMIANS APP
Building Materials The harmonious mixing of the clay ingredients, is known as Weathering Tempering None of these Blending Weathering Tempering None of these Blending ANSWER DOWNLOAD EXAMIANS APP
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