Chemical Engineering Basics While the oxy-acetylene flame produces a temperature of 3200°C, the temperature produced by oxy-hydrogen flame is about __________ °C. 3000 2400 1800 2000 3000 2400 1800 2000 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Free oxygen is removed from boiler feed water, because it Reduces heat transfer co-efficient Is corrosive Causes explosion None of these Reduces heat transfer co-efficient Is corrosive Causes explosion None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics The property of material, by which a given amount of energy is absorbed by it, without plastic deformation is called Resilience Ductility Impact strength Toughness Resilience Ductility Impact strength Toughness ANSWER DOWNLOAD EXAMIANS APP
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 Increases & decreases Decreases & increases Increases & increases Decreases & decreases Increases & decreases Decreases & increases Increases & increases Decreases & decreases ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Hollow shafts can be made as strong as solid shafts by making the twisting moments of both the shafts same. Shafts made by __________ have residual stresses. Hot rolling Casting Cold rolling Forging Hot rolling Casting Cold rolling Forging ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics In age-hardenable alloys, maximum ductility is obtained In as cast state After overageing Immediately after solution treatment and subsequent quenching After optimum ageing In as cast state After overageing Immediately after solution treatment and subsequent quenching After optimum ageing ANSWER DOWNLOAD EXAMIANS APP
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