Mechanical Operations Ball mill is used for Coarse grinding Attrition Fine grinding Crushing Coarse grinding Attrition Fine grinding Crushing 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.V.ρ 3.6 A.S. ρ 3.6 AVS/ρ 3.6 AVS.ρ 3.6 A.V.ρ 3.6 A.S. ρ 3.6 AVS/ρ ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Metallic wire mesh is used as a filtering medium for the separation of dust from dust laden gas in case of a/an Hydrocyclones Bag filter Venturi scrubber Air filter Hydrocyclones Bag filter Venturi scrubber Air filter ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For spheres, the specific surface shape factor is given by √(AD/V) AD/V D/V A/V √(AD/V) AD/V D/V A/V ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In coal washeries, three products namely the valuable product (i.e. clean/washed coal), discarded product (i.e. mineral matter) and an additional concentrated product called __________ is produced. Tailing Middling Concentrate None of these Tailing Middling Concentrate None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Mechanical conveyors which push the material along an endless trough or tube are called scrappers. Which of the following conveying equipments comes under the category of 'scrappers'? Both B and C Flight conveyor Bucket conveyor Screw conveyor Both B and C Flight conveyor Bucket conveyor Screw conveyor ANSWER DOWNLOAD EXAMIANS APP
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