Mechanical Operations Which of the following is not a wet classifier? Hydrocyclones Dorr Oliver rake classifier None of these Sharpies supercentrifuge Hydrocyclones Dorr Oliver rake classifier None of these Sharpies supercentrifuge ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ conveyor is the most suitable for long distance transportation of cold, non-abrasive granular/irregular shape/fine materials. Belt Screw Apron Bucket Belt Screw Apron Bucket 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. 1.34 4.34 0.5 1 1.34 4.34 0.5 1 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In closed circuit grinding as compared to open circuit grinding, the Specific surface of product is more Product has lesser size uniformity Production rate at a given limiting size is lower Operation is economical Specific surface of product is more Product has lesser size uniformity Production rate at a given limiting size is lower Operation is economical ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A sand mixture was screened through a standard 10-mesh screen. The mass fraction of the oversize material in feed, overflow and underflow were found to be 0.38, 0.79 and 0.22 respectively. The screen effectiveness based on the oversize is 0.68 0.58 0.5 0.62 0.68 0.58 0.5 0.62 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Fick's law relates to None of these Final particle size Feed size Energy consumption None of these Final particle size Feed size Energy consumption ANSWER DOWNLOAD EXAMIANS APP
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