Mechanical Operations Grinding efficiency of a ball mill is of the order of __________ percent. 75-80 40-50 90-95 43835 75-80 40-50 90-95 43835 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations If dp is the equivalent diameter of a non-spherical particle, Vp its volume and sp its surface area, then its sphericity is Φs is defined by Φs = dp Sp/Vp Φs = Vp/dp sp Φs = 6 Vp/dp sp Φs = 6 dp Sp/Vp Φs = dp Sp/Vp Φs = Vp/dp sp Φs = 6 Vp/dp sp Φs = 6 dp Sp/Vp ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Sedimentation on commercial scale occurs in Thickeners Rotary drum filters Classifiers Cyclones Thickeners Rotary drum filters Classifiers Cyclones ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations At low Reynold's number, the power (P) required for agitating a fluid in a stirred tank becomes independent of inertial forces. In this limit, indicate which of the following relations is satisfied: Po = ρ/ρN3 D5 : Power number Re = ρ N D2/μ: Reynold's number N is the impeller rotational speed, and D is the impeller diameter. Po ∝ Re1.0 Po ∝ Re0.0 Po ∝ Re0.5 Po ∝ Re-1.0 Po ∝ Re1.0 Po ∝ Re0.0 Po ∝ Re0.5 Po ∝ Re-1.0 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is not a part of the Blake jaw crusher? Hanger Pitman Check plates Toggles Hanger Pitman Check plates Toggles ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Equivalent diameter of a particle is the diameter of the sphere having the same None of these Volume as the particle Ratio of surface to volume as the actual volume Ratio of volume to surface as the particle None of these Volume as the particle Ratio of surface to volume as the actual volume Ratio of volume to surface as the particle ANSWER DOWNLOAD EXAMIANS APP
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