Chemical Engineering Basics Corrosion rate can not be lowered by reducing the __________ of the corroding medium. Temperature None of these Concentration Velocity Temperature None of these Concentration Velocity ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics In extrusion of metals, which of the following statement is true ? Speed of the extruded material is same as that of ram speed Hollow ram is used for indirect extrusion Relative motion between the billet surface and the container wall is always present Redundant work is a function of the die angle Speed of the extruded material is same as that of ram speed Hollow ram is used for indirect extrusion Relative motion between the billet surface and the container wall is always present Redundant work is a function of the die angle ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Coke is added in the blast furnace to Reduce & melt the iron ore Remove sulphur & phosphorus from molten metal Increase the fluidity of slag None of these Reduce & melt the iron ore Remove sulphur & phosphorus from molten metal Increase the fluidity of slag None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Grain hardness is measured by the __________ hardness testing method. Rockwell F Shore sceleroscope Vicker's Knoop Rockwell F Shore sceleroscope Vicker's Knoop ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Maraging steels derive their strength from the following mechanism: Fine dispersions of intermetallics of Fe, Ni, Ti etc Fine dispersions of alloy carbides in a ferrite matrix Fine dispersions of Fe₃ C nucleated on dislocations in austenite A fine, highly dislocated and strong martensite Fine dispersions of intermetallics of Fe, Ni, Ti etc Fine dispersions of alloy carbides in a ferrite matrix Fine dispersions of Fe₃ C nucleated on dislocations in austenite A fine, highly dislocated and strong martensite ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Nusselt number is related to the Reynolds number (Re) in turbulent & laminar flow respectively as Re0.8, Re0.5 Re0.8, Re-0.5 Re0.5, Re0.8 Re-0.8, Re0.5 Re0.8, Re0.5 Re0.8, Re-0.5 Re0.5, Re0.8 Re-0.8, Re0.5 ANSWER DOWNLOAD EXAMIANS APP
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