Cyclones are used primarily for separating_________________?
A. Solids
B. Solids from fluids
C. Liquids
D. Solids from solids
Mechanical Operations
Traces of liquid tar fog present in coke oven gas is separated using____________________?
Traces of liquid tar fog present in coke oven gas is separated using____________________?
A. Electrostatic precipitator
B. Cyclone separator
C. Strainer
D. None of these
Separation of solid particles based on their densities is called_________________?
Separation of solid particles based on their densities is called_________________?
A. Sizing
B. Sorting
C. Clarification
D. Dispersion
Dust laden air can be purified using a____________________?
Dust laden air can be purified using a____________________?
A. Cyclone separator
B. Bag filter
C. Gravity settler
D. Tubular centrifuge
For the transportation of ultrafine particles, the equipment used is a ____________ conveyor?
For the transportation of ultrafine particles, the equipment used is a ____________ conveyor?
A. Belt
B. Pneumatic
C. Screw
D. None of these
Coal is finally pulverised to 200 mesh size for burning in boilers by a___________________?
Coal is finally pulverised to 200 mesh size for burning in boilers by a___________________?
A. Hammer crusher
B. Ball mill
C. Roll crusher
D. Gyratory crusher
_____________ are mixed using ribbon blenders ?
_____________ are mixed using ribbon blenders ?
A. Lumpy solids and low viscosity liquids
B. Dry powders
C. High viscosity liquids
D. Thick pastes
Reduction ratio of crushers is the___________________?
Reduction ratio of crushers is the___________________?
A. Ratio of feed opening to discharge opening
B. Ratio of discharge opening to feed opening
C. Determining factor for minimum dia of the feed and the product
D. None of these
Which of the following is not a revolving/tumbling mill used for size reduction ?
Which of the following is not a revolving/tumbling mill used for size reduction ?
A. Compartment mill
B. Pebble mill
C. Cage mill
D. Rod mill
Tank filter (e.g., Nutsche filter) is___________________?
Tank filter (e.g., Nutsche filter) is___________________?
A. A high pressure filter
B. A continuous filter
C. Used for small scale filtration work
D. A leaf filter