Mechanical Operations With increase in the capacity of screens, the screen effectiveness Remains unchanged Decreases exponentially Decreases Increases Remains unchanged Decreases exponentially Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Balls for ball mills are never made of Lead Cast iron Forged/cast steel Alloy steel Lead Cast iron Forged/cast steel Alloy steel ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following must be stored in silos and not in open yard? Coke breeze Sand High V.M. bituminous coal None of these Coke breeze Sand High V.M. bituminous coal None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Size reduction of ice and gypsum can be accomplished suitably by a __________ crusher. Toothed roll Blake jaw Gyratory None of these Toothed roll Blake jaw Gyratory None of these 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 Trommels separate a mixture of particles depending on their Size Wettability Density Electrical & magnetic properties Size Wettability Density Electrical & magnetic properties ANSWER DOWNLOAD EXAMIANS APP
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