Building Materials Asbestos Is composed of hydrous silicates of calcium and magnesium (CaSiO3, 3MgSiO3) Is a natural fibrous mineral substance All of these Contains iron oxide and alumina Is composed of hydrous silicates of calcium and magnesium (CaSiO3, 3MgSiO3) Is a natural fibrous mineral substance All of these Contains iron oxide and alumina ANSWER DOWNLOAD EXAMIANS APP
Building Materials Quick lime is (i) Slow in setting (ii) Rapid in slacking (iii) Good in strength Only (i) Both (ii) and (iii) Both (i) and (ii) Only (ii) Only (i) Both (ii) and (iii) Both (i) and (ii) Only (ii) ANSWER DOWNLOAD EXAMIANS APP
Building Materials Which of the following is a rock? Mica None of these Gypsum Quartz Mica None of these Gypsum Quartz ANSWER DOWNLOAD EXAMIANS APP
Building Materials Bulking of sand is caused due to Surface moisture Clay contents Air voids Viscosity Surface moisture Clay contents Air voids Viscosity ANSWER DOWNLOAD EXAMIANS APP
Building Materials Bitumen felt is used for Water proofing Both (A) and (B) Neither (A) nor (B) Damp proofing Water proofing Both (A) and (B) Neither (A) nor (B) Damp proofing ANSWER DOWNLOAD EXAMIANS APP
Building Materials Manganese steels Possess high electrical resistance All listed here Are non-magnetic Possess low coefficient of expansion Possess high electrical resistance All listed here Are non-magnetic Possess low coefficient of expansion ANSWER DOWNLOAD EXAMIANS APP
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