Building Materials A good building stone should not absorb water more than 10 % 20 % 15 % 5 % 10 % 20 % 15 % 5 % ANSWER DOWNLOAD EXAMIANS APP
Building Materials For obtaining vinyl chloride acetate, the method used, is Co-polymerization Condensation polymerization Addition polymerization None of these Co-polymerization Condensation polymerization Addition polymerization None of these ANSWER DOWNLOAD EXAMIANS APP
Building Materials The age of a tree can be known by examining Annular rings Medullary rays Cambium layer Heart wood Annular rings Medullary rays Cambium layer Heart wood ANSWER DOWNLOAD EXAMIANS APP
Building Materials Basalt is Metamorphic rock Sedimentary rock Extrusive igneous rock Intrusive igneous rock Metamorphic rock Sedimentary rock Extrusive igneous rock Intrusive igneous rock ANSWER DOWNLOAD EXAMIANS APP
Building Materials Good quality stones must Be free from clay All of these Be durable Resist action of acids Be free from clay All of these Be durable Resist action of acids ANSWER DOWNLOAD EXAMIANS APP
Building Materials A pug mill is used for Tempering brick earth Moulding brick earth Softening brick earth Providing brick earth Tempering brick earth Moulding brick earth Softening brick earth Providing brick earth ANSWER DOWNLOAD EXAMIANS APP