Building Materials Plastic asphalt is A mixture of cement and asphalt A natural asphalt Used as a water proofing layer over roof A refinery product A mixture of cement and asphalt A natural asphalt Used as a water proofing layer over roof A refinery product 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 (ii) and (iii) (iii) and (iv) (i) and (ii) (i) and (iv) (ii) and (iii) (iii) and (iv) (i) and (ii) (i) and (iv) ANSWER DOWNLOAD EXAMIANS APP
Building Materials Duco paints are Emulsion paints Oil paints Cellulose paints Plastic paints Emulsion paints Oil paints Cellulose paints Plastic paints ANSWER DOWNLOAD EXAMIANS APP
Building Materials Compared to mild steel, cast iron has(i) High compressive strength(ii) High tensile strength(iii) Low compressive strength(iv) Low tensile strength (i) and (ii) (ii) and (iii) (i) and (iv) (iii) and (iv) (i) and (ii) (ii) and (iii) (i) and (iv) (iii) and (iv) ANSWER DOWNLOAD EXAMIANS APP
Building Materials Sapwood consists of Innermost annular rings around the pith Portion of timber between heartwood and cambium layer Thin layers below the bark Thin fibre which extends from the pith outwards and holds the annular rings together Innermost annular rings around the pith Portion of timber between heartwood and cambium layer Thin layers below the bark Thin fibre which extends from the pith outwards and holds the annular rings together ANSWER DOWNLOAD EXAMIANS APP
Building Materials The cracks caused by shrinkage of the exterior surface of the wood exposed to atmosphere, are called: Radial shakes Twisted fibres Heart shakes Wind cracks Radial shakes Twisted fibres Heart shakes Wind cracks ANSWER DOWNLOAD EXAMIANS APP
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