Mechanical Operations Screen efficiency is Recovery/rejection Recovery Rejection None of these Recovery/rejection Recovery Rejection None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The equivalent diameter of channel of a constant non-circular cross-section of 3 cm by 6 cm will be __________ cms. 20 12 2 8 20 12 2 8 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Filter aids like asbestos, kieselguhr, diatomaceous earth etc. are used to increase the porosity of the final filter cake & reducing the cake resistance during filtration. Filter aid is Added to the feed slurry Precoated on the filter medium prior to filtration Separated from the cake by dissolving solids or by burning it off All of these Added to the feed slurry Precoated on the filter medium prior to filtration Separated from the cake by dissolving solids or by burning it off All of these 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. ρ 3.6 V.W.Dr/ρ 3.6 V.W.Dr.ρ 3.6 W.Dr.ρ 3.6 V.W. ρ 3.6 V.W.Dr/ρ 3.6 V.W.Dr.ρ 3.6 W.Dr.ρ ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ centrifuge is normally used in sugar mills. Tubular bowl Disc-bowl Suspended batch basket Perforated horizontal basket continuous Tubular bowl Disc-bowl Suspended batch basket Perforated horizontal basket continuous ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The study on washability of coal is done by using the __________ technique. None of these Tabling Elutriation Heavy media separation None of these Tabling Elutriation Heavy media separation ANSWER DOWNLOAD EXAMIANS APP
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