Chemical Engineering Basics Milligram of KOH required to saponify 1 gm of oil is called its __________ number. Emulsion Acid Precipitation Saponification Emulsion Acid Precipitation Saponification ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics The size of the tetrahedral void in the closest packing of atoms is __________ that of the octahedral void. Greater than Less than Either A, B or C; depends on the size of atom Equal to Greater than Less than Either A, B or C; depends on the size of atom Equal to 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, zirconium & molybdenum Cobalt, chromium & tungsten Cobalt, chromium & nickel Molybdenun, tungsten & chromium Cobalt, zirconium & molybdenum Cobalt, chromium & tungsten Cobalt, chromium & nickel Molybdenun, tungsten & chromium ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Lime contains about 90% CaO. Percentage CaO present in limestone is about 80 70 25 50 80 70 25 50 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Coke is added in the blast furnace to Remove sulphur & phosphorus from molten metal None of these Reduce & melt the iron ore Increase the fluidity of slag Remove sulphur & phosphorus from molten metal None of these Reduce & melt the iron ore Increase the fluidity of slag ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics In radiative heat transfer, a grey surface is the one, which has Grey appearance to the eye Equal brightness in all directions Zero reflectivity Emissivity independent of wavelength Grey appearance to the eye Equal brightness in all directions Zero reflectivity Emissivity independent of wavelength ANSWER DOWNLOAD EXAMIANS APP
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