Mechanical Operations The maximum slope of a belt conveyor can be 60° 15° 30° 45° 60° 15° 30° 45° ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Size reduction of asbestos and mica is done by Crushing rolls Hammer mills Rod mills Gyratory crushers Crushing rolls Hammer mills Rod mills Gyratory crushers ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations According to Bond crushing law, the work required to form particle of size 'D' from very large feed is (where (S/V)p and (S/V)f are surface to volume ratio of the product and feed respectively). (S/V)p (S/V)²p (S/V)f √(S/V)p (S/V)p (S/V)²p (S/V)f √(S/V)p ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Froth floatation is the most suitable for treating Iron ores Quartzite None of these Sulphide ores Iron ores Quartzite None of these Sulphide ores ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Where the density difference of the two liquid phase to be separated is very small (as in milk cream separator), the most suitable separator is a Sparkler filter Disc bowl centrifuge Batch basket centrifuge Sharpies supercentrifuge Sparkler filter Disc bowl centrifuge Batch basket centrifuge Sharpies supercentrifuge ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Trommels separate a mixture of particles depending on their Size Wettability Electrical & magnetic properties Density Size Wettability Electrical & magnetic properties Density ANSWER DOWNLOAD EXAMIANS APP
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