Mechanical Operations Crushing efficiency is the ratio of the Energy absorbed by the solid to the surface energy created by crushing Energy fed to the machine to the surface energy created by crushing Surface energy created by crushing to the energy absorbed by the solid Energy absorbed by the solid to that fed to the machine Energy absorbed by the solid to the surface energy created by crushing Energy fed to the machine to the surface energy created by crushing Surface energy created by crushing to the energy absorbed by the solid Energy absorbed by the solid to that fed to the machine ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Tabular bowl centrifuges as compared to disk bowl centrifuges Operate at higher speed Employ bowl of larger diameter Can not be operated under pressure/vacuum Can't be used for separation of fine suspended solids from a liquid Operate at higher speed Employ bowl of larger diameter Can not be operated under pressure/vacuum Can't be used for separation of fine suspended solids from a liquid ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Coal is finally pulverised to 200 mesh size for burning in boilers by a Gyratory crusher Hammer crusher Ball mill Roll crusher Gyratory crusher Hammer crusher Ball mill Roll crusher ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Moisture can be removed from lubricating oil using Tubular centrifuge Clarifier Vacuum leaf filter Sparkler filter Tubular centrifuge Clarifier Vacuum leaf filter Sparkler filter ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Ultracentrifuges running at speeds upto 100000 rpm is normally used for the Separation of isotopes based on their density or molecular weights difference Concentration of rubber latex Dewaxing of lubricating oil Separation of cream from milk Separation of isotopes based on their density or molecular weights difference Concentration of rubber latex Dewaxing of lubricating oil Separation of cream from milk ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Highly viscous liquids & pastes are agitated by Multiple blade paddles None of these Turbine agitators Propellers Multiple blade paddles None of these Turbine agitators Propellers ANSWER DOWNLOAD EXAMIANS APP