Mechanical Operations What is the selectivity index, if the grade of tailings & concentrate is the same? ∞ 0.5 1 ∞ 0.5 1 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations During size reduction by a jaw crusher, the energy consumed decreases with the None of these Decreasing size of product at constant size of feed Increasing size of feed at constant reduction ratio Decreasing machine capacity None of these Decreasing size of product at constant size of feed Increasing size of feed at constant reduction ratio Decreasing machine capacity ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is not used as a filter medium in case of corrosive liquids? Cotton fabric Metal cloth of monel or stainless steel Nylon Glass cloth Cotton fabric Metal cloth of monel or stainless steel Nylon Glass cloth ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Percentage of drum submerged in the slurry in case of rotary drum filter is 3 85 30 25 3 85 30 25 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Sorting classifiers employing differential settling methods for separation of particles make use of the differences in their None of these Particle sizes Terminal velocities Densities None of these Particle sizes Terminal velocities Densities ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Introduction of slurry in a plate and frame filter press is done through a plate in each frame. The plate of this filter has a __________ surface. Either A or B Plane Curved Ribbed Either A or B Plane Curved Ribbed ANSWER DOWNLOAD EXAMIANS APP
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