Mechanical Operations Use of baffles in agitators help in minimising the __________ tendency. Vortexing Both A & B Neither A nor B Swirling Vortexing Both A & B Neither A nor B Swirling ANSWER DOWNLOAD EXAMIANS APP
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 Decantation Classification Clarification Sedimentation Decantation Classification Clarification Sedimentation ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The most suitable equipment used to devulcanise rubber scrap and to make water dispersion & rubber solution is a Propeller agitator Sharpies centrifuge Boundary mixer None of these Propeller agitator Sharpies centrifuge Boundary mixer None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Production rate __________ with increased fineness, with a given energy input to the size reduction machine. May increase or decrease; depends on the machine Increases Decreases Remains unchanged May increase or decrease; depends on the machine Increases Decreases Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Separation of isotopes is generally done using a/an __________ centrifuge. Disk-bowl Neither A nor B Both A & B Ultra Disk-bowl Neither A nor B Both A & B Ultra ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The filter medium resistance is controlled by Cake thickness Pressure drop alone Both pressure drop and flow rate Flow rate alone Cake thickness Pressure drop alone Both pressure drop and flow rate Flow rate alone ANSWER DOWNLOAD EXAMIANS APP