Mechanical Operations Sizing of very fine particles of the order of 5 to 10 microns is done by elutriation, which is a __________ operation. Clarification Sedimentation Flocculation Classification Clarification Sedimentation Flocculation Classification ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Bucket elevators are not suitable for the vertical lifting of __________ materials. Sticky (e.g. clay paste) Free flowing Fine (e.g. - 200 mesh size coal) Small lumpy (e.g. grains and sand) Sticky (e.g. clay paste) Free flowing Fine (e.g. - 200 mesh size coal) Small lumpy (e.g. grains and sand) ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In a mixer, the quantity, (v. L/D) is termed as __________ number(where, v = longitudinal velocity of material, L = length of the mixer, D = diffusivity in axial mixing). Weber Brinkman Peclet Schmidt Weber Brinkman Peclet Schmidt ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In a roll crusher, the specific power consumption and the production rate is affected by the Reduction ratio Differential roll speed Both A & B Neither A nor B Reduction ratio Differential roll speed Both A & B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The sphericity of a cylinder of 1 mm diameter and length 3 mm is 0.5 0.6 0.78 0.9 0.5 0.6 0.78 0.9 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Trommels separate a mixture of particles depending on their Size Electrical & magnetic properties Density Wettability Size Electrical & magnetic properties Density Wettability ANSWER DOWNLOAD EXAMIANS APP
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