Building Materials A first class brick when immersed in cold water for 24 hours should not absorb water more than 25 % 22 % 20 % 15 % 25 % 22 % 20 % 15 % ANSWER DOWNLOAD EXAMIANS APP
Building Materials The yield strength and tensile strength of low carbon steel may be improved by the addition of Vanadium Nickel Manganese Chromium Vanadium Nickel Manganese Chromium ANSWER DOWNLOAD EXAMIANS APP
Building Materials Basalt is Intrusive igneous rock Extrusive igneous rock Sedimentary rock Metamorphic rock Intrusive igneous rock Extrusive igneous rock Sedimentary rock Metamorphic rock ANSWER DOWNLOAD EXAMIANS APP
Building Materials The proportions of charcoal, saltpetre and sulphur in gun powder by weight, are respectively: 15, 75, 10 75, 10, 15 10, 75, 15 10, 15, 75 15, 75, 10 75, 10, 15 10, 75, 15 10, 15, 75 ANSWER DOWNLOAD EXAMIANS APP
Building Materials Granite is not suitable for ordinary building purpose because it can not be polished it has less crushing strength it is not a fire proof material it is costly it can not be polished it has less crushing strength it is not a fire proof material it is costly 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? Alumina and iron Silica and alkalies Alkalies and magnesium Lime stone and alumina Alumina and iron Silica and alkalies Alkalies and magnesium Lime stone and alumina ANSWER DOWNLOAD EXAMIANS APP