Building Materials The age of a tree can be known by examining Heart wood Annular rings Cambium layer Medullary rays Heart wood Annular rings Cambium layer Medullary rays ANSWER DOWNLOAD EXAMIANS APP
Building Materials The most durable varnish is Oil varnish Turpentine varnish Spirit varnish Water varnish Oil varnish Turpentine varnish Spirit varnish Water varnish ANSWER DOWNLOAD EXAMIANS APP
Building Materials Blister steel Is full of fissures and cavities 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 ANSWER DOWNLOAD EXAMIANS APP
Building Materials Kaolin is chemically classified as Metamorphic rock Calcareous rock Argillaceous rock Siliceous rock Metamorphic rock Calcareous rock Argillaceous rock Siliceous rock ANSWER DOWNLOAD EXAMIANS APP
Building Materials Good quality cement contains higher percentage of Tri-calcium aluminate Tri-calcium silicate Tetra calcium alumino ferrite Di-calcium silicate Tri-calcium aluminate Tri-calcium silicate Tetra calcium alumino ferrite Di-calcium silicate 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) (i) and (ii) (iii) and (iv) (ii) and (iii) (i) and (iv) (i) and (ii) (iii) and (iv) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
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