Mechanical Operations Sauter mean diameter is the same as the __________ mean diameter. Geometric Arithmetic Volume-surface Mass Geometric Arithmetic Volume-surface Mass ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In filtration, the use of 'filter aid' helps in Reducing the filtration pressure Enhancing the cake porosity in case of a dense impermeable cake Deplugging the filter medium Accelerating the rate of filtration Reducing the filtration pressure Enhancing the cake porosity in case of a dense impermeable cake Deplugging the filter medium Accelerating the rate of filtration ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The grinding in a hammer crusher takes place due to the Both A & B Impact Neither A nor B Attrition Both A & B Impact Neither A nor B Attrition ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Wet grinding in a revolving mill __________ as compared to dry grinding. Increases capacity Gives less wear on chamber walls Requires more energy Complicates handling of the product Increases capacity Gives less wear on chamber walls Requires more energy Complicates handling of the product ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The process opposite to 'dispersion' is termed as the Flocculation Sedimentation None of these Filtration Flocculation Sedimentation None of these Filtration ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Activators are those chemicals which help buoying up one mineral in preference to the other in the froth floatation process. Which of the following is an activator? Cresylic acid Sodium carbonate Copper sulphate Calcium carbonate Cresylic acid Sodium carbonate Copper sulphate Calcium carbonate ANSWER DOWNLOAD EXAMIANS APP
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