Mechanical Operations Ultracentrifuges running at speeds upto 100000 rpm is normally used for the Separation of cream from milk Concentration of rubber latex Separation of isotopes based on their density or molecular weights difference Dewaxing of lubricating oil Separation of cream from milk Concentration of rubber latex Separation of isotopes based on their density or molecular weights difference Dewaxing of lubricating oil ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A belt conveyor used for the transportation of materials can All of these Handle materials upto 5000 tons/hr Travel at a speed upto 300 metres/minute Run upto 1 km All of these Handle materials upto 5000 tons/hr Travel at a speed upto 300 metres/minute Run upto 1 km ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Limestone is normally crushed in a Hammer crusher Roll crusher Ball mill Tube mill Hammer crusher Roll crusher Ball mill Tube mill ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Temperature of the product during ultrafine grinding Increases May increase or decrease ; depends on the material being ground Remains constant Decreases Increases May increase or decrease ; depends on the material being ground Remains constant Decreases ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Sphericity of raschig ring (whose length and diameter are equal) is 2 >1 1 2 >1 1 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 Precoated on the filter medium prior to filtration Separated from the cake by dissolving solids or by burning it off All of these Added to the feed slurry Precoated on the filter medium prior to filtration Separated from the cake by dissolving solids or by burning it off ANSWER DOWNLOAD EXAMIANS APP
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