Mechanical Operations Fluid medium used in the classification technique of mineral beneficiation is Neither A nor B Water Both A & B Air Neither A nor B Water Both A & B Air ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Wet grinding in a revolving mill __________ as compared to dry grinding. Requires more energy Gives less wear on chamber walls Increases capacity Complicates handling of the product Requires more energy Gives less wear on chamber walls Increases capacity Complicates handling of the product ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For Indian standard (IS) screens, the mesh number is equal to its aperture size expressed to the nearest deca-micron (0.01 mm). Aperture width of IS screen of mesh number 50 will be approximately __________ microns. 50 500 5 5000 50 500 5 5000 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following screens has the maximum capacity? Vibrating screen Trommels Grizzlies Shaking screen Vibrating screen Trommels Grizzlies Shaking screen ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following comes in the category of primary crusher for hard and tough stone? None of these Jaw crusher Gyratory crusher Cone crusher None of these Jaw crusher Gyratory crusher Cone crusher ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A tube mill as compared to a ball mill Employs smaller balls All of these Has larger length/diameter ratio (>2 as compared to 1 for ball mill) Gives finer size reduction but consumes more power Employs smaller balls All of these Has larger length/diameter ratio (>2 as compared to 1 for ball mill) Gives finer size reduction but consumes more power ANSWER DOWNLOAD EXAMIANS APP
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