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 With increase in the pressure drop across the cake, the specific cake resistance for the compressible sludge Increases Remains constant Increases linearly Decreases Increases Remains constant Increases linearly Decreases ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Gravity stamp mill is meant for the __________ crushing. Intermediate Ultrafine Primary Fine Intermediate Ultrafine Primary Fine ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The grinding in a hammer crusher takes place due to the Neither A nor B Impact Attrition Both A & B Neither A nor B Impact Attrition Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following may prove unsuitable for filtering volatile liquids? Gravity filter Vacuum filter Centrifugal filter Pressure filter Gravity filter Vacuum filter Centrifugal filter Pressure filter ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Height of liquid in agitation tank is normally maintained equal to the tank diameter. However, if the tank is too tall and a large liquid hold up is desired, then two or more impellers mounted on the same shaft may be used. The clearance between the tank bottom and the bottom most impeller should be about (where, D = impeller diameter) 1.5 D D 0.5 D 2 D 1.5 D D 0.5 D 2 D ANSWER DOWNLOAD EXAMIANS APP
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