Mechanical Operations The most common filter aid is Silica gel Diatomaceous earth Sodium carbonate Calcium silicate Silica gel Diatomaceous earth Sodium carbonate Calcium silicate ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Ultrafine grinders operate principally by Impact Cutting action Slow compression Attrition Impact Cutting action Slow compression Attrition 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 Type of crushing machine Both A & B Feed material Neither A nor B Type of crushing machine Both A & B Feed material ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following conveyors cannot be recommended for transportation of abrasive materials? Belt conveyor Apron conveyor Flight conveyor Chain conveyor Belt conveyor Apron conveyor Flight conveyor Chain conveyor 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 oxides is not present in hematite iron ore? Titanium oxide Cobalt oxide Manganese oxide Calcium oxide Titanium oxide Cobalt oxide Manganese oxide Calcium oxide ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS