Mechanical Operations Which of the following is not a wet classifier? Dorr Oliver rake classifier Sharpies supercentrifuge None of these Hydrocyclones Dorr Oliver rake classifier Sharpies supercentrifuge None of these Hydrocyclones ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Colloidal mills are used for __________ grinding. Coarse Ultrafine Fine Intermediate Coarse Ultrafine Fine Intermediate ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Toothed roll crushers achieve size reduction by Both A & B Tearing (shear) and compression Neither A nor B Impact and attrition Both A & B Tearing (shear) and compression Neither A nor B Impact and attrition ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Temperature of the product during ultrafine grinding Increases Remains constant Decreases May increase or decrease ; depends on the material being ground Increases Remains constant Decreases May increase or decrease ; depends on the material being ground ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following gives the crushing energy required to create new surface ? Fick's law Taggarts rule None of these Rittinger's law Fick's law Taggarts rule None of these Rittinger's law ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The most suitable equipment for removing the fine dust particle (< 1 micron dia.) from air below its dew point will be a/an Electrostatic precipitator Bag filter Wet scrubber Cyclone separator Electrostatic precipitator Bag filter Wet scrubber Cyclone separator ANSWER DOWNLOAD EXAMIANS APP
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