Mechanical Operations During agitation of liquids, power consumption during laminar flow is not proportional to the Cube of impeller diameters Density of the liquid Viscosity of the liquid Square of rotational speed Cube of impeller diameters Density of the liquid Viscosity of the liquid Square of rotational speed ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ are used for the separation of coarse particles from a slurry of fine particles. Decanters Thickeners Hydrocyclones Classifiers Decanters Thickeners Hydrocyclones Classifiers ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Diatomaceous earth is a/an Filter aid Catalyst Explosive Filter medium Filter aid Catalyst Explosive Filter medium ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The specific cake resistance for incompressible sludges is (where ΔP = pressure drop over cake) ∝ ΔP Independent of ΔP ∝ √ΔP ∝ 1/ ΔP ∝ ΔP Independent of ΔP ∝ √ΔP ∝ 1/ ΔP ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations All resistances during washing of cake Remain constant Increases Decreases None of these Remain constant Increases Decreases None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Sizing of very fine particles of the order of 5 to 10 microns is done by elutriation, which is a __________ operation. Clarification Sedimentation Classification Flocculation Clarification Sedimentation Classification Flocculation ANSWER DOWNLOAD EXAMIANS APP
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