Mechanical Operations Power consumption during turbulent flow in agitation tank is proportional to the __________ of the liquid. Density Thermal conductivity Viscosity Surface tension Density Thermal conductivity Viscosity Surface tension ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Tabular bowl centrifuges as compared to disk bowl centrifuges Operate at higher speed Employ bowl of larger diameter Can not be operated under pressure/vacuum Can't be used for separation of fine suspended solids from a liquid Operate at higher speed Employ bowl of larger diameter Can not be operated under pressure/vacuum Can't be used for separation of fine suspended solids from a liquid ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Length/diameter ratio of a ball mill is > 1 1 < 1 1.5 > 1 1 < 1 1.5 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Fluid medium used in the classification technique of mineral beneficiation is Neither A nor B Air Both A & B Water Neither A nor B Air Both A & B Water ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The work index in Bond's law for crushing of solids has the following dimensions KWh/ton KW/ton KWh.m1/2/ton No units (dimensionless) KWh/ton KW/ton KWh.m1/2/ton No units (dimensionless) ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Height of liquid in agitation tank is normally maintained equal to the tank diameter. However, if the tank is too tall and a large liquid hold up is desired, then two or more impellers mounted on the same shaft may be used. The clearance between the tank bottom and the bottom most impeller should be about (where, D = impeller diameter) 0.5 D 1.5 D D 2 D 0.5 D 1.5 D D 2 D ANSWER DOWNLOAD EXAMIANS APP
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