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 (iii) and (iv) (i) and (ii) (i) and (iv) (ii) and (iii) (iii) and (iv) (i) and (ii) (i) and (iv) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Building Materials Bitumen felt Is used as water proofing material Is made from bitumen and hessian fibres Is used as damp proofing material All listed here Is used as water proofing material Is made from bitumen and hessian fibres Is used as damp proofing material All listed here ANSWER DOWNLOAD EXAMIANS APP
Building Materials A good brick earth should contain: All listed here About 50% to 60% of silica About 20% to 30% of alumina Not more than 5% of lime All listed here About 50% to 60% of silica About 20% to 30% of alumina Not more than 5% of lime ANSWER DOWNLOAD EXAMIANS APP
Building Materials The normal consistency of ordinary Portland cement is about 40 % 30 % 10 % 20 % 40 % 30 % 10 % 20 % ANSWER DOWNLOAD EXAMIANS APP
Building Materials Excess of silica in brick earth results in None of these loss of cohesion cracking and warping of bricks enhancing the impermeability of bricks None of these loss of cohesion cracking and warping of bricks enhancing the impermeability of bricks ANSWER DOWNLOAD EXAMIANS APP
Building Materials Gypsum consists of CaSO4 and H₂O Lime and H₂O CO₂ and calcium H₂S and CO₂ CaSO4 and H₂O Lime and H₂O CO₂ and calcium H₂S and CO₂ ANSWER DOWNLOAD EXAMIANS APP
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