Mechanical Operations __________ is used for producing a thick suspension from a thin slurry. Plate and frame filter press Rotary drum vacuum filter Cartridge filter Pressure filter thickener Plate and frame filter press Rotary drum vacuum filter Cartridge filter Pressure filter thickener ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The mechanism of size reduction by a hammer mill is by impact and attrition between the Both A & B Grinding element & the housing Neither A nor B Feed particles Both A & B Grinding element & the housing Neither A nor B Feed particles ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Size reduction of fibrous materials like wood, asbestos, mica etc. is done by a disintegrator exemplified by the Cage mill Blake jaw crusher Bradford's breaker Stamp mill Cage mill Blake jaw crusher Bradford's breaker Stamp mill ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Size reduction does not occur due to compression in case of Jaw crushers Rod mills Smooth roll crushers Gyratory crushers Jaw crushers Rod mills Smooth roll crushers Gyratory crushers ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations According to Bond crushing law, the work required to form particle of size 'D' from very large feed is (where (S/V)p and (S/V)f are surface to volume ratio of the product and feed respectively). (S/V)²p (S/V)f (S/V)p √(S/V)p (S/V)²p (S/V)f (S/V)p √(S/V)p ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Filtration should be stopped in a filter press, if the 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 Both A & B ANSWER DOWNLOAD EXAMIANS APP
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