Mechanical Operations Which of the following may prove unsuitable for filtering volatile liquids? Vacuum filter Pressure filter Gravity filter Centrifugal filter Vacuum filter Pressure filter Gravity filter Centrifugal filter ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is not a revolving/tumbling mill used for size reduction? Cage mill Rod mill Pebble mill Compartment mill Cage mill Rod mill Pebble mill Compartment mill ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A 30% (by volume) suspension of spherical sand particles in a viscous oil has a hindered settling velocity of 4.44 μm/s. If the Richardson Zaki hindered settling index is 4.5, then the terminal velocity of a sand grain is 0.90 μm/s 1 μm/s 22.1 μm/s 0.02 μm/s 0.90 μm/s 1 μm/s 22.1 μm/s 0.02 μm/s ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following conveyors cannot be recommended for transportation of abrasive materials? Flight conveyor Apron conveyor Chain conveyor Belt conveyor Flight conveyor Apron conveyor Chain conveyor Belt conveyor ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Ultracentrifuges running at speeds upto 100000 rpm is normally used for the Concentration of rubber latex Separation of isotopes based on their density or molecular weights difference Separation of cream from milk Dewaxing of lubricating oil Concentration of rubber latex Separation of isotopes based on their density or molecular weights difference Separation of cream from milk Dewaxing of lubricating oil ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Shape factor for a cylinder whose length equals its diameter is 0.5 1.5 2.0 1.0 0.5 1.5 2.0 1.0 ANSWER DOWNLOAD EXAMIANS APP