Mechanical Operations In closed circuit grinding as compared to open circuit grinding, the Operation is economical Production rate at a given limiting size is lower Product has lesser size uniformity Specific surface of product is more Operation is economical Production rate at a given limiting size is lower Product has lesser size uniformity Specific surface of product is more ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The process opposite to 'dispersion' is termed as the Flocculation Sedimentation Filtration None of these Flocculation Sedimentation Filtration None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Cake resistance is None of these Decreased with the time of filtration Independent of pressure drop Important in the beginning of filtration None of these Decreased with the time of filtration Independent of pressure drop Important in the beginning of filtration ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Separation of solid particles based on their densities is called Clarification Sorting Sizing Dispersion Clarification Sorting Sizing Dispersion ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The ratio of the actual mesh dimension of Taylor series to that of the next smaller screen is √3 1.5 √2 2 √3 1.5 √2 2 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For efficient grinding, ball mills must be operated At a speed equal to the critical speed At a speed less than the critical speed At a speed more than the critical speed With minimum possible small balls At a speed equal to the critical speed At a speed less than the critical speed At a speed more than the critical speed With minimum possible small balls ANSWER DOWNLOAD EXAMIANS APP
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