Building Materials Pig iron is manufactured from the ores by Smelting Calcination and roasting All of these Dressing Smelting Calcination and roasting All of these Dressing ANSWER DOWNLOAD EXAMIANS APP
Building Materials The stone suitable for rubble masonry should be. Tough Hard Heavy Light Tough Hard Heavy Light ANSWER DOWNLOAD EXAMIANS APP
Building Materials Which of the following cements is suitable for use in massive concrete structures such as large dams? Ordinary Portland cement Rapid hardening cement Sulphate resisting cement Low heat cement Ordinary Portland cement Rapid hardening cement Sulphate resisting cement Low heat cement ANSWER DOWNLOAD EXAMIANS APP
Building Materials After storage, the strength of cement Decreases Increases Remains same May increase or decrease Decreases Increases Remains same May increase or decrease ANSWER DOWNLOAD EXAMIANS APP
Building Materials During smelting process, the combination of fuel in the furnace Forms carbon dioxide Carbon dioxide with carbon forms carbon mono-oxide Carbon mono-oxide reacts with Fe2O3 to form iron and liberates CO2 All listed here Forms carbon dioxide Carbon dioxide with carbon forms carbon mono-oxide Carbon mono-oxide reacts with Fe2O3 to form iron and liberates CO2 All listed here ANSWER DOWNLOAD EXAMIANS APP
Building Materials Quick lime is(i) Slow in setting(ii) Rapid in slacking(iii) Good in strength Both (i) and (ii) Both (ii) and (iii) Only (ii) Only (i) Both (i) and (ii) Both (ii) and (iii) Only (ii) Only (i) ANSWER DOWNLOAD EXAMIANS APP
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