Mechanical Operations Which of the following size reduction equipments employs mainly attrition for ultrafine grinding? Micronizer All of these Jet mills Fluid energy mill Micronizer All of these Jet mills Fluid energy mill ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Screen capacity is not a function of Atmospheric humidity Screening surface Its openings size Screening mechanism Atmospheric humidity Screening surface Its openings size Screening mechanism ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Filter medium resistance is important during the __________ of filtration. None of these Final stages Early stages Entire process None of these Final stages Early stages Entire process ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Dust laden air can be purified using a Bag filter Tubular centrifuge Cyclone separator Gravity settler Bag filter Tubular centrifuge Cyclone separator Gravity settler ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations What is the selectivity index, if the grade of tailings & concentrate is the same? 1 ∞ 0.5 1 ∞ 0.5 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Pine oil used in froth floatation technique acts as a/an Modifier Frother Activator Collector Modifier Frother Activator Collector ANSWER DOWNLOAD EXAMIANS APP
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