Building Materials Three basic raw materials which are needed in large quantities for production of steel are Iron ore, carbon and lime stone Iron ore, coal and sulphur Iron ore, carbon and sulphur Iron ore, coal and lime stone Iron ore, carbon and lime stone Iron ore, coal and sulphur Iron ore, carbon and sulphur Iron ore, coal and lime stone ANSWER DOWNLOAD EXAMIANS APP
Building Materials Generally wooden moulds are made from Deodar wood Ply wood Shishum wood Teak wood Deodar wood Ply wood Shishum wood Teak wood ANSWER DOWNLOAD EXAMIANS APP
Building Materials If the iron ore contains clay as an impurity, the flux added during calcination, is Clay Lime stone All listed here Argillaceous iron ore Clay Lime stone All listed here Argillaceous iron ore ANSWER DOWNLOAD EXAMIANS APP
Building Materials The cracks caused by shrinkage of the exterior surface of the wood exposed to atmosphere, are called: Twisted fibres Heart shakes Wind cracks Radial shakes Twisted fibres Heart shakes Wind cracks Radial shakes ANSWER DOWNLOAD EXAMIANS APP
Building Materials The harmonious mixing of the clay ingredients, is known as Tempering Blending None of these Weathering Tempering Blending None of these Weathering ANSWER DOWNLOAD EXAMIANS APP
Building Materials The compound of Portland cement which contributes to the strength after two to three years is Tri-calcium silicate Di-calcium silicate Tri-calcium aluminate Tetra-calcium alumino ferrite Tri-calcium silicate Di-calcium silicate Tri-calcium aluminate Tetra-calcium alumino ferrite ANSWER DOWNLOAD EXAMIANS APP
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