Mechanical Operations Reciprocal of sphericity is termed as the Specific surface ratio Shape factor Sauter diameter Surface area per unit mass Specific surface ratio Shape factor Sauter diameter Surface area per unit mass ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations During agitation of liquids, power consumption during laminar flow is not proportional to the Viscosity of the liquid Square of rotational speed Density of the liquid Cube of impeller diameters Viscosity of the liquid Square of rotational speed Density of the liquid Cube of impeller diameters ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In a ball mill, the volume occupied by the balls (when the mill is stopped) is about __________ percent of the volume of the mill. 85 70 50 35 85 70 50 35 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Additives used for promoting the floccula-tion of particles is a/an Both A & B Neither A nor B Electrolyte Surface active agent Both A & B Neither A nor B Electrolyte Surface active agent 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 ∝ Re-1.0 Po ∝ Re1.0 Po ∝ Re0.0 Po ∝ Re0.5 Po ∝ Re-1.0 Po ∝ Re1.0 Po ∝ Re0.0 Po ∝ Re0.5 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Compressibility co-efficient for an absolutely compressible cake is 0 to 1 1 ∞ 0 to 1 1 ∞ ANSWER DOWNLOAD EXAMIANS APP
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