Mechanical Operations With increase in the pressure drop across the cake, the specific cake resistance for the compressible sludge Increases Decreases Increases linearly Remains constant Increases Decreases Increases linearly Remains constant ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Filter aid is used to Act as a support base for the septum Decrease the pressure drop Increase the porosity of the cake Increase the rate of filtration Act as a support base for the septum Decrease the pressure drop Increase the porosity of the cake Increase the rate of filtration ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The constants (Kb, Kr and Kk) used in the laws of crushing (i.e., Bond's law, Rittinger's law and Kick's law) depend upon the Type of crushing machine Feed material Neither A nor B Both A & B Type of crushing machine Feed material Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is not used as a surface active agent in a flocculation operation? Quartz Alumina Lime Sodium silicate Quartz Alumina Lime Sodium silicate 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 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 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations General mechanism of size reduction in intermediate and fine grinder is by Cutting action Compression and tearing Impact and attrition Compression Cutting action Compression and tearing Impact and attrition Compression ANSWER DOWNLOAD EXAMIANS APP