Mechanical Operations Filtration should be stopped in a filter press, if the Cake becomes very dense Both A & B Filtration pressure rises suddenly Liquor stops flowing out to the discharge Cake becomes very dense Both A & B Filtration pressure rises suddenly Liquor stops flowing out to the discharge ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Temperature of the product during ultrafine grinding Increases Remains constant Decreases May increase or decrease ; depends on the material being ground Increases Remains constant Decreases May increase or decrease ; depends on the material being ground ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Sphericity is the ratio of the surface area of a spherical particle having the same volume as the particle to the surface area of the particle. Which of the following has the maximum value of sphericity? Sphere Cube Raschig rings Cylinder (L/D = 1) Sphere Cube Raschig rings Cylinder (L/D = 1) ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following must be stored in silos and not in open yard? Coke breeze Sand High V.M. bituminous coal None of these Coke breeze Sand High V.M. bituminous coal None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following screens has the maximum capacity? Shaking screen Vibrating screen Trommels Grizzlies Shaking screen Vibrating screen Trommels Grizzlies ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The constants (Kb, Kr and Kk) used in the laws of crushing (i.e., Bond's law, Rittinger's law and Kick's law) depend upon the Neither A nor B Both A & B Feed material Type of crushing machine Neither A nor B Both A & B Feed material Type of crushing machine ANSWER DOWNLOAD EXAMIANS APP
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