Mechanical Operations The speed of a rotary drum vacuum filter may be about __________ rpm. 500 50 100 1 500 50 100 1 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The unit of specific cake resistance is Cm/gm Gm/cm² Cm/gm² Gm/gm Cm/gm Gm/cm² Cm/gm² Gm/gm 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 All of these Added to the feed slurry Separated from the cake by dissolving solids or by burning it off Precoated on the filter medium prior to filtration All of these Added to the feed slurry 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 Maximum size reduction in a ball mill is done by the, __________ action. Impact Compression Cutting Attrition Impact Compression Cutting Attrition ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The inlet pressure in a constant rate filtration Decreases gradually Increases continuously Remains constant None of these Decreases gradually Increases continuously Remains constant None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Filtration should be stopped in a filter press, if the Both A & B Filtration pressure rises suddenly Cake becomes very dense Liquor stops flowing out to the discharge Both A & B Filtration pressure rises suddenly Cake becomes very dense Liquor stops flowing out to the discharge ANSWER DOWNLOAD EXAMIANS APP
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