Mechanical Operations __________ are used for the separation of coarse particles from a slurry of fine particles. Decanters Classifiers Hydrocyclones Thickeners Decanters Classifiers Hydrocyclones Thickeners ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Two particles are called to be equal settling, if they are having the same. Terminal velocities in the same fluid & in the same field of force None of these Size Specific gravity Terminal velocities in the same fluid & in the same field of force None of these Size Specific gravity ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In a size reduction crushing operation, feed size is 300 to 1500 mm while the product size is 100 to 300 mm. This is a case of the __________ crushing. Secondary Fine Ultrafine Primary Secondary Fine Ultrafine Primary ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Size reduction of moulding powders, waxes, resins & gums are done in a __________ mill. Neither A nor B Hammer Cage Both A & B Neither A nor B Hammer Cage Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Addition of filter aid to the slurry before filtration is done to ...... of the cake. Decrease the porosity Increase the porosity Increase the compressibility co-efficient Decrease the compressibility co-efficient Decrease the porosity Increase the porosity Increase the compressibility co-efficient Decrease the compressibility co-efficient ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations According to Taggart's rule for selecting between a gyratory crusher and a jaw crusher; the later should be used, if the hourly tonnage to be crushed divided by the square of the gape expressed in cm is less than 0.00184 0.0184 1.84 0.184 0.00184 0.0184 1.84 0.184 ANSWER DOWNLOAD EXAMIANS APP
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