Building Materials A good brick earth should contain: All listed here About 50% to 60% of silica About 20% to 30% of alumina Not more than 5% of lime All listed here About 50% to 60% of silica About 20% to 30% of alumina Not more than 5% of lime ANSWER DOWNLOAD EXAMIANS APP
Building Materials A mortar joint in masonry which is normal to the face of wall is known as Cross joint Bed joint Bonded joint Wall joint Cross joint Bed joint Bonded joint Wall joint ANSWER DOWNLOAD EXAMIANS APP
Building Materials Asbestos Is a natural fibrous mineral substance Contains iron oxide and alumina Is composed of hydrous silicates of calcium and magnesium (CaSiO3, 3MgSiO3) All of these Is a natural fibrous mineral substance Contains iron oxide and alumina Is composed of hydrous silicates of calcium and magnesium (CaSiO3, 3MgSiO3) All of these 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 Mottled cast iron White cast iron Toughed cast iron Grey cast iron Mottled cast iron White cast iron Toughed cast iron Grey cast iron ANSWER DOWNLOAD EXAMIANS APP
Building Materials For the manufacture of plywood, veneers are placed so that grains of adjacent veneers Inclined at 60° Inclined at 45° Run at right angles Parallel Inclined at 60° Inclined at 45° Run at right angles Parallel ANSWER DOWNLOAD EXAMIANS APP
Building Materials Lime mortar is generally made with Hydraulic lime Plain lime Quick lime Fat lime Hydraulic lime Plain lime Quick lime Fat lime ANSWER DOWNLOAD EXAMIANS APP
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