Building Materials The softest rock is Talc Marble Diamond Quartz Talc Marble Diamond Quartz 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 The proportions of lime and sand in the mortar normally used in brick construction are 1 : 8 1 : 2 1 : 6 1 : 4 1 : 8 1 : 2 1 : 6 1 : 4 ANSWER DOWNLOAD EXAMIANS APP
Building Materials Lime stone is not a Sedimentary rock Metamorphic rock Stratified rock Aqueous rock Sedimentary rock Metamorphic rock Stratified rock Aqueous rock ANSWER DOWNLOAD EXAMIANS APP
Building Materials After storage, the strength of cement Remains same Increases Decreases May increase or decrease Remains same Increases Decreases May increase or decrease 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 (iv) (ii) and (iii) (i) and (ii) (iii) and (iv) (i) and (iv) (ii) and (iii) (i) and (ii) (iii) and (iv) ANSWER DOWNLOAD EXAMIANS APP
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