Mechanical Operations In case of a hammer crusher, the Maximum feed size may be 50 mm Rotor shaft carrying hammers can be vertical or horizontal Feed may be highly abrasive (Moh's scale >5) Minimum product size is 3 mm Maximum feed size may be 50 mm Rotor shaft carrying hammers can be vertical or horizontal Feed may be highly abrasive (Moh's scale >5) Minimum product size is 3 mm ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For benefication of iron ore, the most commonly used method is Froth floatation Flocculation Jigging & tabling None of these Froth floatation Flocculation Jigging & tabling None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Ultracentrifuges running at speeds upto 100000 rpm is normally used for the Separation of cream from milk Separation of isotopes based on their density or molecular weights difference Dewaxing of lubricating oil Concentration of rubber latex Separation of cream from milk Separation of isotopes based on their density or molecular weights difference Dewaxing of lubricating oil Concentration of rubber latex ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The most suitable equipment used to devulcanise rubber scrap and to make water dispersion & rubber solution is a Sharpies centrifuge Propeller agitator None of these Boundary mixer Sharpies centrifuge Propeller agitator None of these Boundary mixer ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Filter medium resistance is important during the __________ of filtration. Entire process None of these Final stages Early stages Entire process None of these Final stages Early stages ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following grinding mills has the horizontally arranged rods as the grinding elements thereby delivering more uniform granular products with minimum fines? Rod mill Tube mill Pebble mill Compartment mill Rod mill Tube mill Pebble mill Compartment mill ANSWER DOWNLOAD EXAMIANS APP
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