Mechanical Operations The specific surface of sherical particles is proportional to (where, Dp = diameter of particle). Dp D²p 1/Dp 1/D²p Dp D²p 1/Dp 1/D²p ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Screen capacity is expressed in terms of Both A & B Tons/hr Tons/ft² Tons/hr-ft² Both A & B Tons/hr Tons/ft² Tons/hr-ft² 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 = Vp/dp sp Φs = dp Sp/Vp Φs = 6 dp Sp/Vp Φs = 6 Vp/dp sp Φs = Vp/dp sp Φs = dp Sp/Vp Φs = 6 dp Sp/Vp Φs = 6 Vp/dp sp ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is not a wet classifier? Hydrocyclones None of these Dorr Oliver rake classifier Sharpies supercentrifuge Hydrocyclones None of these Dorr Oliver rake classifier Sharpies supercentrifuge ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Theoretical capacity of crushing rolls in tons/hr is given by (where, V = peripherial velocity, m/sec. W = width of rolls, m Dr = distance between rolls ρ = density of material to be crushed, kg/m³ here, V =πN.D where, N = speed of the rolls in rotation per second (rps) D = diameter of rolls, m) 3.6 V.W.Dr/ρ 3.6 V.W. ρ 3.6 W.Dr.ρ 3.6 V.W.Dr.ρ 3.6 V.W.Dr/ρ 3.6 V.W. ρ 3.6 W.Dr.ρ 3.6 V.W.Dr.ρ ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is a vacuum filter? Tank filter (Nutsch filter) Batch basket centrifuge Filter press Rotary disc filter Tank filter (Nutsch filter) Batch basket centrifuge Filter press Rotary disc filter ANSWER DOWNLOAD EXAMIANS APP
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