The value of ‘angle of nip’ is generally about__________________?
A. 16°
B. 32°
C. 52°
D. 64°
Month: February 2019
For classification of potable (drinking) water, we use a _______________ filter?
For classification of potable (drinking) water, we use a _______________ filter?
A. Gravity sand
B. Plate and frame
C. Vacuum leaf
D. Rotary vacuum
Trommels employ _____________ for screening of materials?
Trommels employ _____________ for screening of materials?
A. Fibrous cloth
B. Woven wire screen
C. Punched plate
D. None of these
Who is the Current Chairman of the African Union?
Who is the Current Chairman of the African Union?A. Cyril Ramaphosa
B. Abdel Fattah El Sisi
C. Emmerson Mnangagwa
D. Sahle-Work Zewde
B. Abdel Fattah El Sisi
C. Emmerson Mnangagwa
D. Sahle-Work Zewde
The material is crushed in a gyratory crusher by the action of__________________?
The material is crushed in a gyratory crusher by the action of__________________?
A. Impact
B. Compression
C. Attrition
D. Cutting
Production rate _____________ with increased fineness, with a given energy input to the size reduction machine?
Production rate _____________ with increased fineness, with a given energy input to the size reduction machine?
A. Decreases
B. Increases
C. Remains unchanged
D. May increase or decrease; depends on the machine
Fick’s law relates to_________________?
Fick’s law relates to_________________?
A. Energy consumption
B. Final particle size
C. Feed size
D. None of these
Cartridge filters are termed as ‘edge’ filters, because of the fact that the_________________?
Cartridge filters are termed as ‘edge’ filters, because of the fact that the_________________?
A. Disks have very sharp edge
B. Solids are not deposited at the edge of the disk
C. Bulk of the solids are removed at the periphery of the disks
D. None of these
Moisture can be removed from lubricating oil using_________________?
Moisture can be removed from lubricating oil using_________________?
A. Tubular centrifuge
B. Clarifier
C. Sparkler filter
D. Vacuum leaf filter
Hot, lumpy & abrasive materials are best transported by using a/an ___________ conveyor ?
Hot, lumpy & abrasive materials are best transported by using a/an ___________ conveyor ?
A. Apron
B. Belt
C. Screw
D. Flight