Chemical Engineering Basics When the wet steam is throttled but still remains wet at the exit of the throttle valve, then its temperature & dryness fraction respectively Decreases & increases Increases & increases Decreases & decreases Increases & decreases Decreases & increases Increases & increases Decreases & decreases Increases & decreases ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Castability of aluminium is increased by the addition of __________ in it. Lead Silicon Manganese Bismuth Lead Silicon Manganese Bismuth ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics For the irreversible reaction, Ca+ 2C = Ca C₂ , Δ H°298 = - 60000 J . mole⁻¹ . If a system initially containing 2 moles of calcium, 3 moles of carbon and 1 mole of calcium carbide is allowed to react to completion, the heat evolved at 298 K will be 30000 J 90000 J 60000 J 240000 J 30000 J 90000 J 60000 J 240000 J ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics The phenomenon of strain-ageing is generally experienced with Cast iron High manganese steel Low carbon steel High carbon steel Cast iron High manganese steel Low carbon steel High carbon steel ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics In extrusion of metals, which of the following statement is true ? Redundant work is a function of the die angle Hollow ram is used for indirect extrusion Speed of the extruded material is same as that of ram speed Relative motion between the billet surface and the container wall is always present Redundant work is a function of the die angle Hollow ram is used for indirect extrusion Speed of the extruded material is same as that of ram speed Relative motion between the billet surface and the container wall is always present ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics During sensible cooling of air, its wet bulb temperature Decreases & the dew point increases Increases but dew point remains constant Decreases but dew point remains constant Increases & the dew point decreases Decreases & the dew point increases Increases but dew point remains constant Decreases but dew point remains constant Increases & the dew point decreases ANSWER DOWNLOAD EXAMIANS APP
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