Building Materials Percentage of carbon content in mild steel is Greater than 1.5 Between 0.25 and 0.7 Between 0.7 and 1.5 Less than 0.25 Greater than 1.5 Between 0.25 and 0.7 Between 0.7 and 1.5 Less than 0.25 ANSWER DOWNLOAD EXAMIANS APP
Building Materials The lime which contains mainly calcium oxide and slacks with water, is Quick lime Hydraulic lime Fat lime Poor lime Quick lime Hydraulic lime Fat lime Poor lime ANSWER DOWNLOAD EXAMIANS APP
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 Pig iron is manufactured from the ores by Smelting All of these Dressing Calcination and roasting Smelting All of these Dressing Calcination and roasting 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 (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 Higher pitch of the roofi) results in stronger roofii) results in weaker roofiii) requires more covering materialiv) requires less covering materialThe correct answer is (i) and (iv) (ii) and (iv) (i) and (iii) (ii) and (iii) (i) and (iv) (ii) and (iv) (i) and (iii) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
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