Mechanical Operations In continuous filtration (at a constant pressure drop), filtrate flow rate varies inversely as the Square root of the velocity Square of the viscosity Washing time only Filtration time only Square root of the velocity Square of the viscosity Washing time only Filtration time only ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Additives used for promoting the floccula-tion of particles is a/an Neither A nor B Surface active agent Both A & B Electrolyte Neither A nor B Surface active agent Both A & B Electrolyte ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Close circuit grinding by a ball mill with air sweeping employs a Cyclone separator between mill & classifier Both A & B Classifier Neither A nor B Cyclone separator between mill & classifier Both A & B Classifier Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In filtration, the use of 'filter aid' helps in Enhancing the cake porosity in case of a dense impermeable cake Deplugging the filter medium Reducing the filtration pressure Accelerating the rate of filtration Enhancing the cake porosity in case of a dense impermeable cake Deplugging the filter medium Reducing the filtration pressure Accelerating the rate of filtration ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Stamp mills are generally used for crushing Iron ores Talc Diamond Gold ores Iron ores Talc Diamond Gold ores ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Helical screw agitator is used for Mixing liquids at very high temperature (> 250 °C) Mixing highly viscous pastes Blending immiscible liquids None of these Mixing liquids at very high temperature (> 250 °C) Mixing highly viscous pastes Blending immiscible liquids None of these ANSWER DOWNLOAD EXAMIANS APP
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