Mechanical Operations Ore concentration by jigging is based on the difference in the __________ of the particles. None of these Shape Specific gravities Wettability None of these Shape Specific gravities Wettability ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Filtration rate through a filter cake is proportional to (where, S = filtering surface R = specific cake resistance μ = viscosity of the filtrate) All of these S 1/μ 1/R All of these S 1/μ 1/R ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Filtration rate does not depend upon the Properties of the cake & the filtrate Resistance of the cake & the septum None of these Pressure drop & area of filtering surface Properties of the cake & the filtrate Resistance of the cake & the septum None of these Pressure drop & area of filtering surface ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Size reduction of moulding powders, waxes, resins & gums are done in a __________ mill. Hammer Neither A nor B Cage Both A & B Hammer Neither A nor B Cage Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is a pressure filter? Rotary drum filter Plate and flame filter Sand filter Leaf filter (Moore filter) Rotary drum filter Plate and flame filter Sand filter Leaf filter (Moore filter) ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Dry powdery solid materials are transported by a __________ conveyor. None of these Belt Screw Bucket None of these Belt Screw Bucket ANSWER DOWNLOAD EXAMIANS APP
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