Mechanical Operations Ultra centrifuges are used for the separation of __________ solid particles. Colloidal Coarse Dissolved Fine Colloidal Coarse Dissolved Fine ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Pick out the wrong statement pertaining to the roll crushers. Reduction ratio and differential roll speed affect production rate & energy consumed per unit of surface produced Maximum feed size determines the required roll diameter Both the rolls run necessarily at the same speed For hard material's crushing, the reduction ratio should not exceed 4 Reduction ratio and differential roll speed affect production rate & energy consumed per unit of surface produced Maximum feed size determines the required roll diameter Both the rolls run necessarily at the same speed For hard material's crushing, the reduction ratio should not exceed 4 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The capacity of a pneumatic conveying system depends upon the Diameter of the conveying line Bulk density of materials Pressure of the conveying air All of these Diameter of the conveying line Bulk density of materials Pressure of the conveying air All of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Highly viscous liquids & pastes are agitated by None of these Multiple blade paddles Propellers Turbine agitators None of these Multiple blade paddles Propellers Turbine agitators 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 Both A & B Type of crushing machine Neither A nor B Feed material Both A & B Type of crushing machine Neither A nor B Feed material ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The operating speed of a ball mill should be __________ the critical speed. Slightly more than Less than Much more than At least equal to Slightly more than Less than Much more than At least equal to ANSWER DOWNLOAD EXAMIANS APP
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