Mechanical Operations Traces of solids are removed from, liquid in a Sparkler filter Rotary vacuum filter Clarifier Classifier Sparkler filter Rotary vacuum filter Clarifier Classifier ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The speed of a rotary drum vacuum filter may be about __________ rpm. 1 100 50 500 1 100 50 500 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Addition of filter aid to the slurry before filtration is done to ...... of the cake. Increase the porosity Increase the compressibility co-efficient Decrease the porosity Decrease the compressibility co-efficient Increase the porosity Increase the compressibility co-efficient Decrease the porosity Decrease the compressibility co-efficient ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is not a wet classifier? None of these Hydrocyclones Sharpies supercentrifuge Dorr Oliver rake classifier None of these Hydrocyclones Sharpies supercentrifuge Dorr Oliver rake classifier ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Activators are those chemicals which help buoying up one mineral in preference to the other in the froth floatation process. Which of the following is an activator? Copper sulphate Sodium carbonate Cresylic acid Calcium carbonate Copper sulphate Sodium carbonate Cresylic acid Calcium carbonate ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Mechanical conveyors which push the material along an endless trough or tube are called scrappers. Which of the following conveying equipments comes under the category of 'scrappers'? Bucket conveyor Screw conveyor Both B and C Flight conveyor Bucket conveyor Screw conveyor Both B and C Flight conveyor ANSWER DOWNLOAD EXAMIANS APP
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