Mechanical Operations Which of the following is not accomplished by agitation of liquids in agitators? Blending of immiscible liquids Suspending solid particles Dispersing gas in liquid Dispersing immiscible liquid in form of emulsion Blending of immiscible liquids Suspending solid particles Dispersing gas in liquid Dispersing immiscible liquid in form of emulsion ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Angle of nip of the crushing rolls does not depend upon the Diameter of the rolls Product size Feed size Speed of the rolls Diameter of the rolls Product size Feed size Speed of the rolls ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The specific cake resistance for incompressible sludges is (where ΔP = pressure drop over cake) ∝ √ΔP ∝ 1/ ΔP Independent of ΔP ∝ ΔP ∝ √ΔP ∝ 1/ ΔP Independent of ΔP ∝ ΔP ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ are mixed using ribbon blenders. Lumpy solids and low viscosity liquids Thick pastes High viscosity liquids Dry powders Lumpy solids and low viscosity liquids Thick pastes High viscosity liquids Dry powders ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Percentage of drum submerged in the slurry in case of rotary drum filter is 25 3 85 30 25 3 85 30 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Bucket elevators are not suitable for the vertical lifting of __________ materials. Small lumpy (e.g. grains and sand) Fine (e.g. - 200 mesh size coal) Sticky (e.g. clay paste) Free flowing Small lumpy (e.g. grains and sand) Fine (e.g. - 200 mesh size coal) Sticky (e.g. clay paste) Free flowing ANSWER DOWNLOAD EXAMIANS APP