Mechanical Operations The inlet pressure in a constant rate filtration None of these Increases continuously Remains constant Decreases gradually None of these Increases continuously Remains constant Decreases gradually ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Ultracentrifuges running at speeds upto 100000 rpm is normally used for the 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 Concentration of rubber latex Separation of isotopes based on their density or molecular weights difference ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Use of baffles in agitators help in minimising the __________ tendency. Both A & B Swirling Neither A nor B Vortexing Both A & B Swirling Neither A nor B Vortexing ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Pulverised coal passing through 200 mesh screen has a diameter of 0.074 mm (74 micron). The same passing through 50 mesh screen will have a dia of __________ mm. 0.007 0.014 50 0.3 0.007 0.014 50 0.3 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following size reduction equipments employs mainly attrition for ultrafine grinding? All of these Fluid energy mill Micronizer Jet mills All of these Fluid energy mill Micronizer Jet mills ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The specific surface of sherical particles is proportional to (where, Dp = diameter of particle). D²p 1/Dp Dp 1/D²p D²p 1/Dp Dp 1/D²p ANSWER DOWNLOAD EXAMIANS APP