Mechanical Operations Hot, lumpy & abrasive materials are best transported by using a/an __________ conveyor. Flight Screw Apron Belt Flight Screw Apron Belt ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In case of a ball mill, Operating speed should be more than the critical speed Coarse feed requires a larger ball Fine feed requires a larger ball None of these Operating speed should be more than the critical speed Coarse feed requires a larger ball Fine feed requires a larger ball None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is a coarse crusher? Gyratory crusher Tube mill Toothed roll crusher Smooth roll crusher Gyratory crusher Tube mill Toothed roll crusher Smooth roll crusher ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For benefication of iron ore, the most commonly used method is Flocculation None of these Froth floatation Jigging & tabling Flocculation None of these Froth floatation Jigging & tabling ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Work index is defined as the Energy needed to crush one tonne of feed to 200 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 Energy needed to crush one ton of feed to 100 microns 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 (kWh/ton of feed) needed to crush small feed to such a size that 80% of the product passes a 200 mesh screen Energy needed to crush one ton of feed to 100 microns 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 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Size reduction does not occur due to compression in case of Gyratory crushers Rod mills Jaw crushers Smooth roll crushers Gyratory crushers Rod mills Jaw crushers Smooth roll crushers ANSWER DOWNLOAD EXAMIANS APP
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