Mechanical Operations The specific surface of spherical particles is given by (where D and ρ are diameter and density of particle). 12/D.p 2/D.p 6/D.p 4/D.p 12/D.p 2/D.p 6/D.p 4/D.p ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Higher is the mesh number, smaller will be the aperture size of the screen. It means that the aperture size of a 200 mesh screen will be smaller than that of 20 mesh screen. This is valid for British standard screens German standard screens (DIN 1171) etc American standard screens (ASTM and Tyler standard screens) All of these British standard screens German standard screens (DIN 1171) etc American standard screens (ASTM and Tyler standard screens) All of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations As particle size is reduced None of these Capacity and effectiveness of the screen is increased Screening becomes progressively easier Screening becomes progressively more difficult None of these Capacity and effectiveness of the screen is increased Screening becomes progressively easier Screening becomes progressively more difficult ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which is the most suitable conveyor for transportation of sticky material? Pneumatic conveyor Apron conveyor Screw conveyor Belt conveyor Pneumatic conveyor Apron conveyor Screw conveyor Belt conveyor ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Cement clinker is reduced to fine size by a Roll crusher Tube mill Hammer mill Ball mill Roll crusher Tube mill Hammer mill Ball mill ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ is the most commonly used 'filter aid'. Semi-plastic clay Vermiculite Diatomaceous earth Fuller's earth Semi-plastic clay Vermiculite Diatomaceous earth Fuller's earth ANSWER DOWNLOAD EXAMIANS APP
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