Building Materials Which of the following pairs gives a correct combination of the useful and harmful constituents respectively of a good brick earth? Lime stone and alumina Alumina and iron Silica and alkalies Alkalies and magnesium Lime stone and alumina Alumina and iron Silica and alkalies Alkalies and magnesium ANSWER DOWNLOAD EXAMIANS APP
Building Materials The stones obtained by blasting are used as Aggregates for concrete All listed here Ballast in railways Road metal Aggregates for concrete All listed here Ballast in railways Road metal ANSWER DOWNLOAD EXAMIANS APP
Building Materials Sapwood consists of Innermost annular rings around the pith Thin layers below the bark Thin fibre which extends from the pith outwards and holds the annular rings together Portion of timber between heartwood and cambium layer Innermost annular rings around the pith Thin layers below the bark Thin fibre which extends from the pith outwards and holds the annular rings together Portion of timber between heartwood and cambium layer ANSWER DOWNLOAD EXAMIANS APP
Building Materials Wrought iron contains carbon about None to these 0.1% to 0.25% 0.5% to 1.75% 1.5% to 5.5% None to these 0.1% to 0.25% 0.5% to 1.75% 1.5% to 5.5% ANSWER DOWNLOAD EXAMIANS APP
Building Materials The rocks in which argil (or clay) predominates, are called Siliceous rocks Argillaceous rocks Calcareous rocks Igneous rocks Siliceous rocks Argillaceous rocks Calcareous rocks Igneous rocks ANSWER DOWNLOAD EXAMIANS APP
Building Materials Pick up the compound responsible for early strength of cement from the following: Tri-calcium aluminate Tri-calcium silicate Tetra-calcium alumino-ferrite Di-calcium silicate Tri-calcium aluminate Tri-calcium silicate Tetra-calcium alumino-ferrite Di-calcium silicate ANSWER DOWNLOAD EXAMIANS APP
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