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 Elutriation velocity Terminal velocity Minimum fluidisation velocity Superficial velocity Elutriation velocity Terminal velocity Minimum fluidisation velocity Superficial velocity ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics In age-hardenable alloys, maximum ductility is obtained After overageing After optimum ageing Immediately after solution treatment and subsequent quenching In as cast state After overageing After optimum ageing Immediately after solution treatment and subsequent quenching In as cast state ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Powder metallurgy is used to produce High precision components with complex cavities and sharp features Components of such alloys whose constituents do not form alloys readily Components of large size Porosity free components High precision components with complex cavities and sharp features Components of such alloys whose constituents do not form alloys readily Components of large size Porosity free components ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics The main function of the deaerator used in the thermal power plant is to Remove non-condensable gases from condenser Enhance feed water temperature Throttle down the steam pressure Remove dissolved gases from feed-water Remove non-condensable gases from condenser Enhance feed water temperature Throttle down the steam pressure Remove dissolved gases from feed-water ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Principal alloying elements of cast tool alloys which have very high wear resistance & high temperature strength are Cobalt, chromium & tungsten Molybdenun, tungsten & chromium Cobalt, zirconium & molybdenum Cobalt, chromium & nickel Cobalt, chromium & tungsten Molybdenun, tungsten & chromium Cobalt, zirconium & molybdenum Cobalt, chromium & nickel ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Presence of small quantity of sulphur in low carbon steel improves its Hardenarality Weldability Machinability Formability Hardenarality Weldability Machinability Formability ANSWER DOWNLOAD EXAMIANS APP