Mechanical Operations The most common filter aid is Silica gel Calcium silicate Sodium carbonate Diatomaceous earth Silica gel Calcium silicate Sodium carbonate Diatomaceous earth ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Out of the following size reduction equipments, the maximum feed size can be accepted by the Tube mill Jaw crusher Jet pulveriser Ball mill Tube mill Jaw crusher Jet pulveriser Ball mill ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations What is the critical rotation speed in revolutions per second, for a ball mill of 1.2 m diameter charged with 70 mm dia balls? 1 0.5 2.76 0.66 1 0.5 2.76 0.66 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is not an ultrafine grinder (colloid mill)? Micronizers Hammer mills with internal classification Toothed roll crusher Agitated mills and fluid energy mills Micronizers Hammer mills with internal classification Toothed roll crusher Agitated mills and fluid energy mills ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is not accomplished by agitation of liquids in agitators? Suspending solid particles Dispersing gas in liquid Blending of immiscible liquids Dispersing immiscible liquid in form of emulsion Suspending solid particles Dispersing gas in liquid Blending of immiscible liquids Dispersing immiscible liquid in form of emulsion ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Where the density difference of the two liquid phase to be separated is very small (as in milk cream separator), the most suitable separator is a Sparkler filter Disc bowl centrifuge Batch basket centrifuge Sharpies supercentrifuge Sparkler filter Disc bowl centrifuge Batch basket centrifuge Sharpies supercentrifuge ANSWER DOWNLOAD EXAMIANS APP
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