Mechanical Operations For efficient grinding, ball mills must be operated At a speed more than the critical speed At a speed equal to the critical speed With minimum possible small balls At a speed less than the critical speed At a speed more than the critical speed At a speed equal to the critical speed With minimum possible small balls At a speed less than the critical speed ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations To get a fine talc powder from its granules, the equipment used is Gyratory crusher Roller crusher Jaw crusher Ball mill Gyratory crusher Roller crusher Jaw crusher Ball mill ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the follwoing mechanical conveyors does not come under the division 'scrapers'? Ribbon conveyor Flight conveyor Bucket elevators Drag conveyor Ribbon conveyor Flight conveyor Bucket elevators Drag conveyor ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The capacity of a classifier in 'tons of solid/hr' is given by (where, A = cross-sectional area, m² V = rising velocity of fluid, m/sec.S = percentage of solids in the suspension by volume.ρ = density of solids, kg/m³) 3.6 AVS/ρ 3.6 A.S. ρ 3.6 A.V.ρ 3.6 AVS.ρ 3.6 AVS/ρ 3.6 A.S. ρ 3.6 A.V.ρ 3.6 AVS.ρ ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Vacuum is applied in __________ zone, in case of a general type continuous rotary drum vacuum filter. All of these Washing Drying Filtering All of these Washing Drying Filtering ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Ball mill is used for Attrition Fine grinding Crushing Coarse grinding Attrition Fine grinding Crushing Coarse grinding ANSWER DOWNLOAD EXAMIANS APP
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