Mechanical Operations __________ balls capable of grinding the feed in a ball mill gives the maximum efficiency. Minimum size Cast iron Elliptical Maximum size Minimum size Cast iron Elliptical Maximum size ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In case of a hammer crusher, the final product size depends on the Feed rate All of these Clearance between hammer & grinding plates Rotor speed Feed rate All of these Clearance between hammer & grinding plates Rotor speed ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In coal washeries, three products namely the valuable product (i.e. clean/washed coal), discarded product (i.e. mineral matter) and an additional concentrated product called __________ is produced. None of these Concentrate Tailing Middling None of these Concentrate Tailing Middling ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Angle of nip of the crushing rolls does not depend upon the Diameter of the rolls Speed of the rolls Product size Feed size Diameter of the rolls Speed of the rolls Product size Feed size ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Size measurement of ultrafine particles can be best expressed in terms of Screen size Centimetre Micron Surface area per unit mass Screen size Centimetre Micron Surface area per unit mass ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which one is a filter aid? Diatomaceous earth Convas fabric None of these Calcined lime Diatomaceous earth Convas fabric None of these Calcined lime ANSWER DOWNLOAD EXAMIANS APP
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