Building Materials For melting one tonne of cast iron 700 m3 air is required 20 kg limestone is required All listed here One quintal coke is required 700 m3 air is required 20 kg limestone is required All listed here One quintal coke is required ANSWER DOWNLOAD EXAMIANS APP
Building Materials The constituent of cement which is responsible for all the undesirable properties of cement is Tri-calcium silicate Tri-calcium aluminate Tetra calcium alumino ferrite Di-calcium silicate Tri-calcium silicate Tri-calcium aluminate Tetra calcium alumino ferrite Di-calcium silicate ANSWER DOWNLOAD EXAMIANS APP
Building Materials The process of manufacturing steel by heating short lengths of wrought iron bars mixed with charcoal in fire clay crucibles and collecting the molten iron into moulds, is known as Cementation process Crucible process Open hearth process Bessemer process Cementation process Crucible process Open hearth process Bessemer process ANSWER DOWNLOAD EXAMIANS APP
Building Materials Which of the following sedimentary rocks changes into quartzite by metamorphic action? Shale Lime stone Gypsum Sand stone Shale Lime stone Gypsum Sand stone ANSWER DOWNLOAD EXAMIANS APP
Building Materials For testing compressive strength of cement, the size of cube used is 100 mm 50 mm 70.6 mm 150 mm 100 mm 50 mm 70.6 mm 150 mm ANSWER DOWNLOAD EXAMIANS APP
Building Materials The cracks caused by shrinkage of the exterior surface of the wood exposed to atmosphere, are called: Heart shakes Radial shakes Wind cracks Twisted fibres Heart shakes Radial shakes Wind cracks Twisted fibres ANSWER DOWNLOAD EXAMIANS APP
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