Mechanical Operations All resistances during washing of cake Remain constant Decreases None of these Increases Remain constant Decreases None of these Increases ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Size reduction of asbestos and mica is done by Crushing rolls Gyratory crushers Hammer mills Rod mills Crushing rolls Gyratory crushers Hammer mills Rod mills ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In filtration, the use of 'filter aid' helps in Deplugging the filter medium Reducing the filtration pressure Accelerating the rate of filtration Enhancing the cake porosity in case of a dense impermeable cake Deplugging the filter medium Reducing the filtration pressure Accelerating the rate of filtration Enhancing the cake porosity in case of a dense impermeable cake ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Paddle agitator Is suitable for mixing low viscosity liquids Produces axial flow Moves at very high speed None of these Is suitable for mixing low viscosity liquids Produces axial flow Moves at very high speed None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Rittinger's crushing law states that Work required to form a particle of any size is proportional to the square of the surface to volume ratio of the product Work required in crushing is proportional to the new surface created Work required to form a particle of a particular size is proportional to the square root of the surface to volume ratio of the product For a given machine and feed, crushing efficiency is dependent on the size of the feed & product Work required to form a particle of any size is proportional to the square of the surface to volume ratio of the product Work required in crushing is proportional to the new surface created Work required to form a particle of a particular size is proportional to the square root of the surface to volume ratio of the product For a given machine and feed, crushing efficiency is dependent on the size of the feed & product ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations As per Taggart's formula, the capacity (kg/hr) of Jaw & Gyratory crushers (for gapes of 10 to 60 cms) is equal to (where, L = Length of feed opening, cms S = Maximum width of discharge opening, cms ) LS 250 LS 93 LS √LS LS 250 LS 93 LS √LS ANSWER DOWNLOAD EXAMIANS APP
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