Chemical Engineering Basics Rain drops falling through atmospheric air attain limited terminal velocity, because of Surface tension effects of water Viscous force exerted by air Force of gravity Upward thrust due to air Surface tension effects of water Viscous force exerted by air Force of gravity Upward thrust due to air 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 Elutriation velocity Minimum fluidisation velocity Superficial velocity Terminal velocity Elutriation velocity Minimum fluidisation velocity Superficial velocity Terminal velocity ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Materials having resistivity ranging from 1 to 100 ohm. cm is termed as Semi-conductor None of these Conductor Insulator Semi-conductor None of these Conductor Insulator ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics At the point of boundary layer separation in fluid flow, the Density variation is maximum Shear stress is maximum Velocity gradient is flat Shear stress is zero Density variation is maximum Shear stress is maximum Velocity gradient is flat Shear stress is zero ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Oxyacetylene reducing flame is used while carrying out welding on Mild steel Alloy steel Grey cast iron High carbon steel Mild steel Alloy steel Grey cast iron High carbon steel ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Grain hardness is measured by the __________ hardness testing method. Shore sceleroscope Vicker's Knoop Rockwell F Shore sceleroscope Vicker's Knoop Rockwell F ANSWER DOWNLOAD EXAMIANS APP
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