Mechanical Operations __________ are used for the separation of coarse particles from a slurry of fine particles. Hydrocyclones Thickeners Classifiers Decanters Hydrocyclones Thickeners Classifiers Decanters ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Sizing of very fine particles of the order of 5 to 10 microns is done by elutriation, which is a __________ operation. Flocculation Clarification Sedimentation Classification Flocculation Clarification Sedimentation Classification ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A sand mixture was screened through a standard 10-mesh screen. The mass fraction of the oversize material in feed, overflow and underflow were found to be 0.38, 0.79 and 0.22 respectively. The screen effectiveness based on the oversize is 0.62 0.5 0.68 0.58 0.62 0.5 0.68 0.58 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Mass flow of granular solid (M) through a circular opening of dia, D follows M ∝ D² M ∝ D M ∝ D³ M ∝ √D M ∝ D² M ∝ D M ∝ D³ M ∝ √D ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Vacuum is applied in __________ zone, in case of a general type continuous rotary drum vacuum filter. Drying Washing All of these Filtering Drying Washing All of these Filtering ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The grinding in a hammer crusher takes place due to the Impact Neither A nor B Both A & B Attrition Impact Neither A nor B Both A & B Attrition ANSWER DOWNLOAD EXAMIANS APP