Mechanical Operations The distribution given by microscopic analysis of powder is Volume Length Area Number Volume Length Area Number ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Close circuit grinding by a ball mill with air sweeping employs a Both A & B Classifier Neither A nor B Cyclone separator between mill & classifier Both A & B Classifier Neither A nor B Cyclone separator between mill & classifier ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Percentage of drum submerged in the slurry in case of rotary drum filter is 25 85 30 3 25 85 30 3 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Work index is the gross energy (kWh/tonne of feed) necessary to reduce a very large feed to such a size that 80% of product particles will pass through a 0.1 mm screen. The value of work index determined for wet grinding should be multiplied with __________ to get the same for dry grinding. 1 0.5 1.34 4.34 1 0.5 1.34 4.34 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Rittinger's number designates the new surface created per unit mechanical energy absorbed by the material being crushed. Larger value of Rittinger's number of a material indicates its High power consumption in grinding Poor grindability Easier grindability None of these High power consumption in grinding Poor grindability Easier grindability None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Crushing of mineral particles is accomplished in a 'cage mill', when one or more alloy steel bars are revolved in opposite directions. It is a type of __________ mill. Impact Roll Vibratory None of these Impact Roll Vibratory None of these ANSWER DOWNLOAD EXAMIANS APP
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