Building Materials The main ingredients of Portland cement are Silica and alumina Lime and silica Lime and iron Lime and alumina Silica and alumina Lime and silica Lime and iron Lime and alumina ANSWER DOWNLOAD EXAMIANS APP
Building Materials Manganese steels All listed here Possess low coefficient of expansion Possess high electrical resistance Are non-magnetic All listed here Possess low coefficient of expansion Possess high electrical resistance Are non-magnetic ANSWER DOWNLOAD EXAMIANS APP
Building Materials Pick up the compound responsible for early strength of cement from the following: Tri-calcium aluminate Tetra-calcium alumino-ferrite Tri-calcium silicate Di-calcium silicate Tri-calcium aluminate Tetra-calcium alumino-ferrite Tri-calcium silicate Di-calcium silicate ANSWER DOWNLOAD EXAMIANS APP
Building Materials Cast iron contains carbon approximately 0.05% to 1.75% 0.250 % 1.5% to 5.5% None to these 0.05% to 1.75% 0.250 % 1.5% to 5.5% None to these ANSWER DOWNLOAD EXAMIANS APP
Building Materials Plastic All listed here Consists of natural or synthetic binders Is an organic substance Finished products are rigid and stable at normal temperature All listed here Consists of natural or synthetic binders Is an organic substance Finished products are rigid and stable at normal temperature ANSWER DOWNLOAD EXAMIANS APP
Building Materials Which of the following represents a metamorphic rock?(i) Slate(ii) Shale(iii) Quartzite Only (iii) Both (i) and (iii) All (i), (ii) and (iii) Both (ii) and (iii) Only (iii) Both (i) and (iii) All (i), (ii) and (iii) Both (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
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