Mechanical Operations Separation of a suspension or slurry into a supernatant clear liquid (free from particles) and a thick sludge containing a high concentration of solid is called Clarification Sedimentation Classification Decantation Clarification Sedimentation Classification Decantation ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For classification of potable (drinking) water, we use a __________ filter. Gravity sand Plate and frame Vacuum leaf Rotary vacuum Gravity sand Plate and frame Vacuum leaf Rotary vacuum ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The porosity of a compressible cake is 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 Same throughout the thickness of cake Maximum at the filter medium ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The most efficient equipment for the removal of sub-micronic dust particles from blast furnace gas is the Venturi atomiser Gravity settling chamber Electro-static precipitator Cyclone separator Venturi atomiser Gravity settling chamber Electro-static precipitator Cyclone separator ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations increasing the capacity of a screen __________ the screen effectiveness. None of these Decreases Increases Does not effect None of these Decreases Increases Does not effect ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Dry powdery solid materials are transported by a __________ conveyor. Screw None of these Belt Bucket Screw None of these Belt Bucket ANSWER DOWNLOAD EXAMIANS APP
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