Mechanical Operations Fick's law relates to Final particle size Energy consumption Feed size None of these Final particle size Energy consumption Feed size None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Separation of a suspension or slurry into a supernatant clear liquid (free from particles) and a thick sludge containing a high concentration of solid is called Classification Sedimentation Decantation Clarification Classification Sedimentation Decantation Clarification ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The equivalent diameter of channel of a constant non-circular cross-section of 3 cm by 6 cm will be __________ cms. 20 8 2 12 20 8 2 12 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following size reduction equipments employs mainly attrition for ultrafine grinding? Jet mills Fluid energy mill Micronizer All of these Jet mills Fluid energy mill Micronizer All of these 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 Batch basket centrifuge Sharpies supercentrifuge Disc bowl centrifuge Sparkler filter Batch basket centrifuge Sharpies supercentrifuge Disc bowl centrifuge ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Actual operating speed of a ball mill may vary from 65 to 80% of the critical speed. Which of the following duties would require the ball mill to be operated at maximum percentage of critical speed? Wet grinding in low viscous suspension Dry grinding of large particles (upto 1.25 cms) Wet grinding in high viscous suspension Dry grindng of large particles in un-baffed mills Wet grinding in low viscous suspension Dry grinding of large particles (upto 1.25 cms) Wet grinding in high viscous suspension Dry grindng of large particles in un-baffed mills ANSWER DOWNLOAD EXAMIANS APP
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