Mechanical Operations Ore concentration by jigging is based on the difference in the __________ of the particles. Shape None of these Wettability Specific gravities Shape None of these Wettability Specific gravities 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 AVS/ρ 3.6 A.S. ρ 3.6 AVS.ρ 3.6 A.V.ρ 3.6 AVS/ρ 3.6 A.S. ρ ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Filtration operation carried out by continuous increase of the inlet pressure of slurry, is called the __________ filtration. Constant rate Constant pressure Varying pressure Varying rate Constant rate Constant pressure Varying pressure Varying rate ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A screen is said to be blinded, when the Screen capacity is abruptly increased Screen is plugged with solid particles Oversizes are present in undersize fraction Undersizes are retained in oversize fraction Screen capacity is abruptly increased Screen is plugged with solid particles Oversizes are present in undersize fraction Undersizes are retained in oversize fraction ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For transporting pasty material, one will use a/an Screw colaveyor Bucket elevator Belt conveyor Apron conveyor Screw colaveyor Bucket elevator Belt conveyor Apron conveyor ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Filtration should be stopped in a filter press, if the Cake becomes very dense Both A & B Filtration pressure rises suddenly Liquor stops flowing out to the discharge Cake becomes very dense Both A & B Filtration pressure rises suddenly Liquor stops flowing out to the discharge ANSWER DOWNLOAD EXAMIANS APP
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