Mechanical Operations For sizing of fine materials, the most suitable equipment is a Grizzly Shaking screen Vibrating screen Trommel Grizzly Shaking screen Vibrating screen Trommel ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Ultracentrifuges running at speeds upto 100000 rpm is normally used for the Separation of cream from milk Separation of isotopes based on their density or molecular weights difference Dewaxing of lubricating oil Concentration of rubber latex Separation of cream from milk Separation of isotopes based on their density or molecular weights difference Dewaxing of lubricating oil Concentration of rubber latex ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ centrifuge is the most suitable for separation of non-friable crystals. Disc-bowl Tubular bowl Suspended batch basket Perforated horizontal basket continuous Disc-bowl Tubular bowl Suspended batch basket Perforated horizontal basket continuous ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For laminar flow of filtrate through the cake deposited on septum, which of the following will be valid? Leva Kozney-Karman equation None of these Blake-Plummer equation Leva Kozney-Karman equation None of these Blake-Plummer equation ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Two particles are called to be equal settling, if they are having the same. Terminal velocities in the same fluid & in the same field of force Size None of these Specific gravity Terminal velocities in the same fluid & in the same field of force Size None of these Specific gravity ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The energy required per unit mass to grind limestone particles of very large size to 100 μm is 12.7 kWh/ton. An estimate (using Bond's law) of the energy to grind the particles from a very large size to 50 μrn is 9.0 kWh/ton 25.4 kWh/ton 6.35 kWh/ton 18 kWh/ton 9.0 kWh/ton 25.4 kWh/ton 6.35 kWh/ton 18 kWh/ton ANSWER DOWNLOAD EXAMIANS APP
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