Building Materials The variety of pig iron used for manufacture of wrought iron, is White forge pig Bessemer pig Mottled pig Grey or foundry pig White forge pig Bessemer pig Mottled pig Grey or foundry pig ANSWER DOWNLOAD EXAMIANS APP
Building Materials Rocks formed due to alteration of original structure due to heat and excessive pressure are called None of these Sedimentary rocks Metamorphic rocks Igneous rocks None of these Sedimentary rocks Metamorphic rocks Igneous rocks ANSWER DOWNLOAD EXAMIANS APP
Building Materials Proper amount of entrained air in concrete results in(i) Better workability(ii) Better resistance to freezing and thawing(iii) Lesser workability(iv) Less resistance to freezing and thawing (i) and (iv) (iii) and (iv) (ii) and (iii) (i) and (ii) (i) and (iv) (iii) and (iv) (ii) and (iii) (i) and (ii) ANSWER DOWNLOAD EXAMIANS APP
Building Materials Red short iron cracks when bent due to the presence of Phosphorus Silicon Carbon Sulphur Phosphorus Silicon Carbon Sulphur ANSWER DOWNLOAD EXAMIANS APP
Building Materials Blister steel Can be easily welded All listed here Is obtained by cementation process Is full of fissures and cavities Can be easily welded All listed here Is obtained by cementation process Is full of fissures and cavities ANSWER DOWNLOAD EXAMIANS APP
Building Materials Refractory bricks resist Dampness High temperature Chemical action All listed here Dampness High temperature Chemical action All listed here ANSWER DOWNLOAD EXAMIANS APP
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