Building Materials The cement becomes unsound by the presence of excess Lime All of these Magnesia Sulphur Lime All of these Magnesia Sulphur ANSWER DOWNLOAD EXAMIANS APP
Building Materials Plaster of Paris is obtained by calcining None of these Gypsum Bauxite Lime stone None of these Gypsum Bauxite Lime stone ANSWER DOWNLOAD EXAMIANS APP
Building Materials A first class brick when immersed in cold water for 24 hours should not absorb water more than 22 % 20 % 15 % 25 % 22 % 20 % 15 % 25 % ANSWER DOWNLOAD EXAMIANS APP
Building Materials Excess of alumina in brick earth makes the brick To crack and warp on drying Impermeable Brittle and weak To lose cohesion To crack and warp on drying Impermeable Brittle and weak To lose cohesion ANSWER DOWNLOAD EXAMIANS APP
Building Materials Invar contains 24% of nickel 30% of nickel 12% of nickel 36% of nickel 24% of nickel 30% of nickel 12% of nickel 36% of nickel ANSWER DOWNLOAD EXAMIANS APP
Building Materials Which of the following pairs gives a correct combination of the useful and harmful constituents respectively of a good brick earth? Alkalies and magnesium Silica and alkalies Alumina and iron Lime stone and alumina Alkalies and magnesium Silica and alkalies Alumina and iron Lime stone and alumina ANSWER DOWNLOAD EXAMIANS APP