Mechanical Operations Size reduction of moulding powders, waxes, resins & gums are done in a __________ mill. Cage Hammer Both A & B Neither A nor B Cage Hammer Both A & B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A. __________ mill is a revolving mill divided into two or more sections by perforated partitions in which preliminary grinding takes place at one end and the finishing grinding at the discharge end. Compartment Tube Rod Pebble Compartment Tube Rod Pebble ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Cake resistance is Important in the beginning of filtration Independent of pressure drop Decreased with the time of filtration None of these Important in the beginning of filtration Independent of pressure drop Decreased with the time of filtration None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Filtration should be stopped in a filter press, if the Filtration pressure rises suddenly Both A & B Cake becomes very dense Liquor stops flowing out to the discharge Filtration pressure rises suddenly Both A & B Cake becomes very dense Liquor stops flowing out to the discharge ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Driving force in case of filtration by a centrifuge is the Formation of highly porous cake Centrifugal pressure exerted by the liquid Speed of the centrifuge Narrow diameter of the vessel Formation of highly porous cake Centrifugal pressure exerted by the liquid Speed of the centrifuge Narrow diameter of the vessel 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 0.184 0.0184 1.84 0.00184 0.184 0.0184 1.84 0.00184 ANSWER DOWNLOAD EXAMIANS APP
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