Mechanical Operations The filter medium resistance is controlled by Flow rate alone Pressure drop alone Cake thickness Both pressure drop and flow rate Flow rate alone Pressure drop alone Cake thickness Both pressure drop and flow rate ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Wet grinding in a revolving mill __________ as compared to dry grinding. Increases capacity Gives less wear on chamber walls Requires more energy Complicates handling of the product Increases capacity Gives less wear on chamber walls Requires more energy Complicates handling of the product ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Angle of nip of the crushing rolls does not depend upon the Product size Speed of the rolls Diameter of the rolls Feed size Product size Speed of the rolls Diameter of the rolls Feed size ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Grinding efficiency of a ball mill is of the order of __________ percent. 40-50 90-95 43835 75-80 40-50 90-95 43835 75-80 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Capacity (in tons/hr) of jaw/gyratory crusher is equal to (where, L = length of the receiving opening, cm S = greater width of the discharge opening, cm) 0.087 L.S L.S L.S/0.087 0.01 L.S 0.087 L.S L.S L.S/0.087 0.01 L.S ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations During agitation of liquids, the Froude number is independent for the curves between power number and Reynolds number in baffled system Froude number is used to account for the effect of surface (e.g., the centre vortex) on the power number Power number becomes independent of impellers Reynolds number at high Reynolds number, but is dependent on the geometry of the impeller All of these Froude number is independent for the curves between power number and Reynolds number in baffled system Froude number is used to account for the effect of surface (e.g., the centre vortex) on the power number Power number becomes independent of impellers Reynolds number at high Reynolds number, but is dependent on the geometry of the impeller All of these ANSWER DOWNLOAD EXAMIANS APP
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