Mechanical Operations Screen capacity is proportional to (where, S = screen aperture) √S 1/S S² S √S 1/S S² S ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A centrifugal filtration unit operating at a rotational speed of w has inner surface of the liquid (density ρL) located at a radial distance R from the axis of rotation. The thickness of the liquid film is δ and no cake is formed. The initial pressure drop during filtration is ½w² . δρL (2R + δ) ½w² . R . ρL(R + 2δ) ½w² . δ² . ρL ½w² . R² . ρL ½w² . δρL (2R + δ) ½w² . R . ρL(R + 2δ) ½w² . δ² . ρL ½w² . R² . ρL ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Trommels separate a mixture of particles depending on their Density Size Wettability Electrical & magnetic properties Density Size Wettability Electrical & magnetic properties ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations During the washing of cake Filter medium resistance increases Cake resistance decreases Filter medium resistance decreases All the resistances are constant Filter medium resistance increases Cake resistance decreases Filter medium resistance decreases All the resistances are constant ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Traces of liquid tar fog present in coke oven gas is separated using Electrostatic precipitator Strainer None of these Cyclone separator Electrostatic precipitator Strainer None of these Cyclone separator ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Number of particles in a crushed solid sample is given by (where, m = mass of particles in a sample, Vp = volume of one particle, ρ= density of particles) M . ρ/Vp M/ρ . Vp M . Vp/ρ Vp/m . ρ M . ρ/Vp M/ρ . Vp M . Vp/ρ Vp/m . ρ ANSWER DOWNLOAD EXAMIANS APP
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