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 Disc bowl centrifuge Sparkler filter Batch basket centrifuge Sharpies supercentrifuge Disc bowl centrifuge Sparkler filter Batch basket centrifuge Sharpies supercentrifuge ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In case of a revolving mill, wet grinding compared to dry grinding Has less capacity None of these Requires more energy Complicates handling & classification of the product Has less capacity None of these Requires more energy Complicates handling & classification of the product ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Xanthates are used in the froth floatation process as a/an Activator Conditioner Frother Collector Activator Conditioner Frother Collector 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 Decantation Classification Sedimentation Clarification Decantation Classification Sedimentation Clarification ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The filtrate flow rate in constant pressure filtration Continuously increases Remains constant throughout Continuously decreases May increase or decrease ; depends on the pressure Continuously increases Remains constant throughout Continuously decreases May increase or decrease ; depends on the pressure ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Arrange the following size reduction equipment in the decreasing order of the average particle size produced by each of them. Fluid energy mill, Jaw crusher, Ball mill Ball mill, Jaw crusher, Fluid energy mill Fluid energy mill, Ball mill, Jaw crusher Jaw crusher, Ball mill, Fluid energy mill Fluid energy mill, Jaw crusher, Ball mill Ball mill, Jaw crusher, Fluid energy mill Fluid energy mill, Ball mill, Jaw crusher Jaw crusher, Ball mill, Fluid energy mill ANSWER DOWNLOAD EXAMIANS APP
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