Mechanical Operations With increase in drum speed, in a rotary drum filter, the filtration rate Increases Is not affected Decreases Increases linearly Increases Is not affected Decreases Increases linearly ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For a sphere falling in the constant drag co-efficient regime, its terminal velocity depends on its diameter (d) as D² 1/d √d D D² 1/d √d D ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Cartridge filters are termed as 'edge' filters, because of the fact that the Solids are not deposited at the edge of the disk None of these Disks have very sharp edge Bulk of the solids are removed at the periphery of the disks Solids are not deposited at the edge of the disk None of these Disks have very sharp edge Bulk of the solids are removed at the periphery of the disks ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In filtration, the use of 'filter aid' helps in Reducing the filtration pressure Deplugging the filter medium Accelerating the rate of filtration Enhancing the cake porosity in case of a dense impermeable cake Reducing the filtration pressure Deplugging the filter medium Accelerating the rate of filtration Enhancing the cake porosity in case of a dense impermeable cake ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which one is a filter aid? Calcined lime Convas fabric None of these Diatomaceous earth Calcined lime Convas fabric None of these Diatomaceous earth ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Crushing efficiency of a machine ranges between __________ percent. 50 to 70 0.1 to 2 5 to 10 20 to 25 50 to 70 0.1 to 2 5 to 10 20 to 25 ANSWER DOWNLOAD EXAMIANS APP
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