Building Materials Addition of pozzolana to ordinary Portland cement increases Bleeding Heat of hydration Shrinkage Permeability Bleeding Heat of hydration Shrinkage Permeability ANSWER DOWNLOAD EXAMIANS APP
Building Materials Index number expressing the relative sizes of both coarse and fine aggregates, is called Grading of aggregates Proportioning of aggregates None of these Fineness modulus Grading of aggregates Proportioning of aggregates None of these Fineness modulus 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? Silica and alkalies Lime stone and alumina Alumina and iron Alkalies and magnesium Silica and alkalies Lime stone and alumina Alumina and iron Alkalies and magnesium ANSWER DOWNLOAD EXAMIANS APP
Building Materials Which of the following represents a metamorphic rock?(i) Slate(ii) Shale(iii) Quartzite Both (i) and (iii) Only (iii) Both (ii) and (iii) All (i), (ii) and (iii) Both (i) and (iii) Only (iii) Both (ii) and (iii) All (i), (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Building Materials Sapwood consists of Thin fibre which extends from the pith outwards and holds the annular rings together Thin layers below the bark Innermost annular rings around the pith Portion of timber between heartwood and cambium layer Thin fibre which extends from the pith outwards and holds the annular rings together Thin layers below the bark Innermost annular rings around the pith Portion of timber between heartwood and cambium layer ANSWER DOWNLOAD EXAMIANS APP
Building Materials Which of the following bricks are used for lining of furnaces? Over-burnt bricks Refractory bricks First class bricks Under-burnt bricks Over-burnt bricks Refractory bricks First class bricks Under-burnt bricks ANSWER DOWNLOAD EXAMIANS APP