Chemical Engineering Basics The main function of the deaerator used in the thermal power plant is to Enhance feed water temperature Remove dissolved gases from feed-water Throttle down the steam pressure Remove non-condensable gases from condenser Enhance feed water temperature Remove dissolved gases from feed-water Throttle down the steam pressure Remove non-condensable gases from condenser ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Scaling occurs in boiler tubes due to the fact that, the solubility of Ca(OH)₂ __________ with increasing temperature. Increases Shows inversion of solubility Decreases None of these Increases Shows inversion of solubility Decreases None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics While the oxy-acetylene flame produces a temperature of 3200°C, the temperature produced by oxy-hydrogen flame is about __________ °C. 2000 1800 2400 3000 2000 1800 2400 3000 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics __________ is the hardest oxide and is hence used where high wear resistance at high temperature is required. Zirconia Magnesia Alumina Beryllia Zirconia Magnesia Alumina Beryllia ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Which of the following metals reacts violently with water ? Magnesium Mercury Calcium Sodium Magnesium Mercury Calcium Sodium ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics The velocity at which individual particles from a fluidised bed are carried away by the fluid passing through it, is defined as the Superficial velocity Terminal velocity Minimum fluidisation velocity Elutriation velocity Superficial velocity Terminal velocity Minimum fluidisation velocity Elutriation velocity ANSWER DOWNLOAD EXAMIANS APP