Mechanical Operations There is practically no alternative/competitor to __________ in the beneficiation treatment of sulphide ores. Froth floatation Tabling Jigging Classification Froth floatation Tabling Jigging Classification ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Gravity settling process is not involved in the working of a Sedimentation tank Hydrocyclone Dorr-thickener Classifier Sedimentation tank Hydrocyclone Dorr-thickener Classifier ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Work index is defined as the Energy (kWh/ton of feed) needed to crush small feed to such a size that 80% of the product passes a 200 mesh screen Gross energy (kWh/ton of feed) needed to reduce very large feed to such a size that 80% of the product passes through a 100 micron screen Energy needed to crush one tonne of feed to 200 microns Energy needed to crush one ton of feed to 100 microns Energy (kWh/ton of feed) needed to crush small feed to such a size that 80% of the product passes a 200 mesh screen Gross energy (kWh/ton of feed) needed to reduce very large feed to such a size that 80% of the product passes through a 100 micron screen Energy needed to crush one tonne of feed to 200 microns Energy needed to crush one ton of feed to 100 microns ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is not used as filter aid? Asbestos Diatomaceous earth Purified wood cellulose Rice husk Asbestos Diatomaceous earth Purified wood cellulose Rice husk ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is not used as a filter medium in case of corrosive liquids? Metal cloth of monel or stainless steel Glass cloth Nylon Cotton fabric Metal cloth of monel or stainless steel Glass cloth Nylon Cotton fabric ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Size measurement of ultrafine particles can be best expressed in terms of Centimetre Screen size Micron Surface area per unit mass Centimetre Screen size Micron Surface area per unit mass ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS