Mechanical Operations A __________ employs a set of screen across a flow channel for the separation of dirt/rust from a flowing liquid stream. Classifier Strainer Thickener Clarifier Classifier Strainer Thickener Clarifier ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Handling of ashes and similar materials can be done best by a __________ conveyor. Flight Drag or slat Belt Ribbon Flight Drag or slat Belt Ribbon ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For a non-spherical particle, the sphericity Has the dimension of length Is the ratio of volume of a sphere having the same surface area as the particle to the actual volume of the particle Is always less than 1 Is defined as the ratio of surface area of a sphere having the same volume as the particle to the actual surface area of the particle Has the dimension of length Is the ratio of volume of a sphere having the same surface area as the particle to the actual volume of the particle Is always less than 1 Is defined as the ratio of surface area of a sphere having the same volume as the particle to the actual surface area of the particle ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations With increase in the pressure drop across the cake, the specific cake resistance for the compressible sludge Remains constant Increases Decreases Increases linearly Remains constant Increases Decreases Increases linearly ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The specific cake resistance for incompressible sludges is (where ΔP = pressure drop over cake) Independent of ΔP ∝ 1/ ΔP ∝ ΔP ∝ √ΔP Independent of ΔP ∝ 1/ ΔP ∝ ΔP ∝ √ΔP ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Sphericity of raschig ring (whose length and diameter are equal) is >1 2 1 >1 2 1 ANSWER DOWNLOAD EXAMIANS APP
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