Mechanical Operations The specific surface of spherical particles is given by (where D and ρ are diameter and density of particle). 12/D.p 6/D.p 4/D.p 2/D.p 12/D.p 6/D.p 4/D.p 2/D.p ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Separation of materials of the same density based on their sizes by using then-different rates of flow is called Elutriation Flocculation Sizing Sorting Elutriation Flocculation Sizing Sorting 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 Feed material Neither A nor B Type of crushing machine Both A & B Feed material Neither A nor B Type of crushing machine ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In case of a revolving mill, wet grinding compared to dry grinding Complicates handling & classification of the product Has less capacity None of these Requires more energy Complicates handling & classification of the product Has less capacity None of these Requires more energy ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is not accomplished by agitation of liquids in agitators? Dispersing gas in liquid Suspending solid particles Dispersing immiscible liquid in form of emulsion Blending of immiscible liquids Dispersing gas in liquid Suspending solid particles Dispersing immiscible liquid in form of emulsion Blending of immiscible liquids ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Carbon black is pulverised in a Gyratory crusher Hammer crusher Ball mill Roll crusher Gyratory crusher Hammer crusher Ball mill Roll crusher ANSWER DOWNLOAD EXAMIANS APP
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