A. Cyclone separator
B. Bag filter
C. Gravity settler
D. Tubular centrifuge
Related Mcqs:
- Dust collection efficiency of electrostatic precipitator can be as high as 99.9%. Maximum temperature and pressure of dust laden gas that can be cleaned in an electrostatic precipitator is respectively ?
A. 200°C and 5 atm
B. 1000°C and 10 atm
C. 500°C and 50 atm
D. 1000°C and 500 atm - In the cyclone separator used for separation of dust from dust laden gas, the gas ?
A. Enters the cyclone from the top
B. Is admitted tangentially at high velocity
C. Develops a helical motion inside the chamber
D. Both B. and C. - Metallic wire mesh is used as a filtering medium for the separation of dust from dust laden gas in case of a/an________________?
A. Air filter
B. Bag filter
C. Venturi scrubber
D. Hydrocyclones - The most suitable equipment for removing the fine dust particle (< 1 micron dia.) from air below its dew point will be a/an______________?
A. Bag filter
B. Electrostatic precipitator
C. Cyclone separator
D. Wet scrubber - Where the density difference of the two liquid phase to be separated is very small (as in milk cream separator), the most suitable separator is a____________________?
A. Disc bowl centrifuge
B. Sharpies super-centrifuge
C. Batch basket centrifuge
D. Sparkler filter - For sizing of fine materials, the most suitable equipment is a____________________?
A. Trommel
B. Grizzly
C. Shaking screen
D. Vibrating screen - For the preliminary breaking of hard rock, we use a____________________?
A. Gyratory crusher
B. Ball mill
C. Tube mill
D. Squirrel-cage disintegrator - Particle size range in which dust catcher (gravity settling chamber) works most effectively and efficiently is ______________ microns?
A. < 5
B. 10 to 25
C. < 74
D. > 1000 - Which of the following is the most suitable for cleaning of fine coal dust (<0.5 mm) ?
A. Trough washer
B. Baum jig washer
C. Spiral separator
D. Froth floatation - The resistance offered by the filter used in a bag filter is proportional to (where, c = dust concentration, and s = particle size)?
A. c/s
B. s/c
C. s . c
D. 1/s . c
