Mechanical Operations Helical screw agitator is used for None of these Blending immiscible liquids Mixing liquids at very high temperature (> 250 °C) Mixing highly viscous pastes None of these Blending immiscible liquids Mixing liquids at very high temperature (> 250 °C) Mixing highly viscous pastes ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The grinding in a hammer crusher takes place due to the Impact Both A & B Attrition Neither A nor B Impact Both A & B Attrition Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following conveyors cannot be recommended for transportation of abrasive materials? Apron conveyor Flight conveyor Belt conveyor Chain conveyor Apron conveyor Flight conveyor Belt conveyor Chain conveyor ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The porosity of a compressible cake is Same throughout the thickness of cake Maximum at the filter medium Minimum at the upstream face Minimum at the filter medium Same throughout the thickness of cake Maximum at the filter medium Minimum at the upstream face Minimum at the filter medium ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is the most suitable filter for separation of abrasive solids suspended in a corrosive liquid? Plate and frame filter press Sand bed filter Vacuum filter Batch basket centrifuge Plate and frame filter press Sand bed filter Vacuum filter Batch basket centrifuge ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Driving force in case of filtration by a centrifuge is the Formation of highly porous cake Speed of the centrifuge Narrow diameter of the vessel Centrifugal pressure exerted by the liquid Formation of highly porous cake Speed of the centrifuge Narrow diameter of the vessel Centrifugal pressure exerted by the liquid ANSWER DOWNLOAD EXAMIANS APP
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