Mechanical Operations Gravity stamp mill is meant for the __________ crushing. Intermediate Ultrafine Fine Primary Intermediate Ultrafine Fine Primary ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Filter aids like asbestos, kieselguhr, diatomaceous earth etc. are used to increase the porosity of the final filter cake & reducing the cake resistance during filtration. Filter aid is Added to the feed slurry All of these Separated from the cake by dissolving solids or by burning it off Precoated on the filter medium prior to filtration Added to the feed slurry All of these Separated from the cake by dissolving solids or by burning it off Precoated on the filter medium prior to filtration ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations During filtration operation, the filtrate encounters the resistance of the Channel carrying the slurry to the upstream side of the cake and filtrate away from the filter medium Filter medium Cake All of these Channel carrying the slurry to the upstream side of the cake and filtrate away from the filter medium Filter medium Cake All of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Higher is the mesh number, smaller will be the aperture size of the screen. It means that the aperture size of a 200 mesh screen will be smaller than that of 20 mesh screen. This is valid for German standard screens (DIN 1171) etc British standard screens All of these American standard screens (ASTM and Tyler standard screens) German standard screens (DIN 1171) etc British standard screens All of these American standard screens (ASTM and Tyler standard screens) ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The most suitable filter for the removal of very small amount of precipitate from very large volumes of water is the __________ filter. Sand Rotary Plate & frame Vacuum Sand Rotary Plate & frame Vacuum ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A 30% (by volume) suspension of spherical sand particles in a viscous oil has a hindered settling velocity of 4.44 μm/s. If the Richardson Zaki hindered settling index is 4.5, then the terminal velocity of a sand grain is 1 μm/s 0.02 μm/s 0.90 μm/s 22.1 μm/s 1 μm/s 0.02 μm/s 0.90 μm/s 22.1 μm/s ANSWER DOWNLOAD EXAMIANS APP