Mechanical Operations The reduction ratio for fine grinders is 43961 44124 20-40 As high as 100 43961 44124 20-40 As high as 100 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Pine oil used in froth floatation technique acts as a/an Frother Modifier Activator Collector Frother Modifier Activator Collector ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is not an ultrafine grinder (colloid mill)? Micronizers Toothed roll crusher Agitated mills and fluid energy mills Hammer mills with internal classification Micronizers Toothed roll crusher Agitated mills and fluid energy mills Hammer mills with internal classification ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Use of baffles in agitators help in minimising the __________ tendency. Neither A nor B Swirling Vortexing Both A & B Neither A nor B Swirling Vortexing Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Mass flow of granular solid (M) through a circular opening of dia, D follows M ∝ √D M ∝ D³ M ∝ D M ∝ D² M ∝ √D M ∝ D³ M ∝ D M ∝ D² ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations If dp is the equivalent diameter of a non-spherical particle, Vp its volume and sp its surface area, then its sphericity is Φs is defined by Φs = 6 dp Sp/Vp Φs = Vp/dp sp Φs = 6 Vp/dp sp Φs = dp Sp/Vp Φs = 6 dp Sp/Vp Φs = Vp/dp sp Φs = 6 Vp/dp sp Φs = dp Sp/Vp ANSWER DOWNLOAD EXAMIANS APP
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