Mechanical Operations Power consumption during turbulent flow in agitation tank is proportional to the __________ of the liquid. Surface tension Thermal conductivity Viscosity Density Surface tension Thermal conductivity Viscosity Density ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Specific surface area is the surface area of a unit __________ of materials. Neither A nor B Either A or B Volume Weight Neither A nor B Either A or B Volume Weight ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Temperature of the product during ultrafine grinding Decreases May increase or decrease ; depends on the material being ground Remains constant Increases Decreases May increase or decrease ; depends on the material being ground Remains constant Increases ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following agitators having a large blade area, rotating at slow speed is used for mixing high viscosity liquids ( > 50000 centipoise)? Curved blade turbine Propeller Flat blade turbine Helical screw Curved blade turbine Propeller Flat blade turbine Helical screw ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Pick out the material having minimum Rittinger's number. Calcite Galena Quartz Pyrite Calcite Galena Quartz Pyrite ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Filtration rate through a filter cake is proportional to (where, S = filtering surface R = specific cake resistance μ = viscosity of the filtrate) 1/R All of these S 1/μ 1/R All of these S 1/μ ANSWER DOWNLOAD EXAMIANS APP
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