Mechanical Operations Which of the following comes in the category of primary crusher for hard and tough stone? Gyratory crusher None of these Cone crusher Jaw crusher Gyratory crusher None of these Cone crusher Jaw crusher ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is not a wet classifier? Dorr Oliver rake classifier Hydrocyclones Sharpies supercentrifuge None of these Dorr Oliver rake classifier Hydrocyclones Sharpies supercentrifuge None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Addition of filter aid to the slurry before filtration is done to ...... of the cake. Increase the compressibility co-efficient Increase the porosity Decrease the porosity Decrease the compressibility co-efficient Increase the compressibility co-efficient Increase the porosity Decrease the porosity Decrease the compressibility co-efficient 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 Sedimentation Classification Clarification Decantation Sedimentation Classification Clarification Decantation ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is the most suitable for cleaning of fine coal dust (<0.5 mm)? Spiral separator Froth floatation Baum jig washer Trough washer Spiral separator Froth floatation Baum jig washer Trough washer ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Two particles are called to be equal settling, if they are having the same. Specific gravity None of these Size Terminal velocities in the same fluid & in the same field of force Specific gravity None of these Size Terminal velocities in the same fluid & in the same field of force ANSWER DOWNLOAD EXAMIANS APP
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