Mechanical Operations Which of the following is the most suitable for cleaning of fine coal dust (<0.5 mm)? Spiral separator Baum jig washer Trough washer Froth floatation Spiral separator Baum jig washer Trough washer Froth floatation ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For coarse reduction of hard solids, use Compression Cutting Attrition Impact Compression Cutting Attrition Impact ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations During filtration operation, the filtrate encounters the resistance of the Cake Channel carrying the slurry to the upstream side of the cake and filtrate away from the filter medium All of these Filter medium Cake Channel carrying the slurry to the upstream side of the cake and filtrate away from the filter medium All of these Filter medium 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 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 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations With increase in the pressure drop across the cake, the specific cake resistance for the compressible sludge Remains constant Increases linearly Decreases Increases Remains constant Increases linearly Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is not used as filter aid? Purified wood cellulose Rice husk Diatomaceous earth Asbestos Purified wood cellulose Rice husk Diatomaceous earth Asbestos ANSWER DOWNLOAD EXAMIANS APP
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