Mechanical Operations Use of 'grinding aids' is done in __________ grinding. Intermediate Dry Ultrafine Wet Intermediate Dry Ultrafine Wet ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Mesh indicates the number of holes per Square inch Linear inch Square foot Linear foot Square inch Linear inch Square foot Linear foot ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Pick out the material having minimum Rittinger's number. Galena Pyrite Calcite Quartz Galena Pyrite Calcite Quartz ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A compressible cake has the None of these Maximum porosity at the upstream side Maximum porosity at the filter medium Same porosity throughout the cake thickness None of these Maximum porosity at the upstream side Maximum porosity at the filter medium Same porosity throughout the cake thickness ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The specific cake resistance for incompressible sludges is (where ΔP = pressure drop over cake) ∝ √ΔP ∝ ΔP Independent of ΔP ∝ 1/ ΔP ∝ √ΔP ∝ ΔP Independent of ΔP ∝ 1/ ΔP ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Tabular bowl centrifuges as compared to disk bowl centrifuges Can not be operated under pressure/vacuum Can't be used for separation of fine suspended solids from a liquid Employ bowl of larger diameter Operate at higher speed Can not be operated under pressure/vacuum Can't be used for separation of fine suspended solids from a liquid Employ bowl of larger diameter Operate at higher speed ANSWER DOWNLOAD EXAMIANS APP
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