Mechanical Operations Tabular bowl centrifuges as compared to disk bowl centrifuges Employ bowl of larger diameter Operate at higher speed Can't be used for separation of fine suspended solids from a liquid Can not be operated under pressure/vacuum Employ bowl of larger diameter Operate at higher speed Can't be used for separation of fine suspended solids from a liquid Can not be operated under pressure/vacuum ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The specific surface of spherical particles is given by (where D and ρ are diameter and density of particle). 4/D.p 12/D.p 2/D.p 6/D.p 4/D.p 12/D.p 2/D.p 6/D.p ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Cyclones are used primarily for separating Solids from solids Solids from fluids Liquids Solids Solids from solids Solids from fluids Liquids Solids ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In washing type plate and frame filter press, the ratio of washing rate to the final filtrate rate is 1/4 1/2 4 1 1/4 1/2 4 1 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations During the washing of cake Filter medium resistance increases Filter medium resistance decreases Cake resistance decreases All the resistances are constant Filter medium resistance increases Filter medium resistance decreases Cake resistance decreases All the resistances are constant ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Screen capacity is not a function of Its openings size Screening mechanism Screening surface Atmospheric humidity Its openings size Screening mechanism Screening surface Atmospheric humidity ANSWER DOWNLOAD EXAMIANS APP
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