Chemical Engineering Basics The most commonly used combustion system manufactured in India for the thermal power plant boilers is the __________ combustion system. Travelling grate stoker firing Pulverised fuel Fluidised bed Circulating fluidised bed Travelling grate stoker firing Pulverised fuel Fluidised bed Circulating fluidised bed 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 Alumina Beryllia Magnesia Zirconia Alumina Beryllia Magnesia ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Principal alloying elements of cast tool alloys which have very high wear resistance & high temperature strength are Molybdenun, tungsten & chromium Cobalt, chromium & tungsten Cobalt, zirconium & molybdenum Cobalt, chromium & nickel Molybdenun, tungsten & chromium Cobalt, chromium & tungsten Cobalt, zirconium & molybdenum Cobalt, chromium & nickel ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics In extrusion of metals, which of the following statement is true ? Redundant work is a function of the die angle Relative motion between the billet surface and the container wall is always present Speed of the extruded material is same as that of ram speed Hollow ram is used for indirect extrusion Redundant work is a function of the die angle Relative motion between the billet surface and the container wall is always present Speed of the extruded material is same as that of ram speed Hollow ram is used for indirect extrusion ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Deformation band is absent in materials having __________ lattice crystal structure. Bcc None of these Fcc Hcp Bcc None of these Fcc Hcp ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Which of the following phenomenon/ phenomena is/are diffusion controlled ? Twinning Recrystallisation Dislocation climb Cross-slip Twinning Recrystallisation Dislocation climb Cross-slip ANSWER DOWNLOAD EXAMIANS APP
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