Mechanical Operations In a ball mill, the volume occupied by the balls (when the mill is stopped) is about __________ percent of the volume of the mill. 85 35 70 50 85 35 70 50 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The capacity of a pneumatic conveying system depends upon the Bulk density of materials All of these Diameter of the conveying line Pressure of the conveying air Bulk density of materials All of these Diameter of the conveying line Pressure of the conveying air ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Tank filter (e.g., Nutsch filter) is Used for small scale filtration work A continuous filter A leaf filter A high pressure filter Used for small scale filtration work A continuous filter A leaf filter A high pressure filter ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Size reduction of the __________ can be suitably done by ball mills, crushing rolls and rod mills. Non-metallic ores Basic slags Asbestos & mica Metalliferrous ores Non-metallic ores Basic slags Asbestos & mica Metalliferrous ores ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is the most suitable for cleaning of fine coal dust (<0.5 mm)? Trough washer Spiral separator Froth floatation Baum jig washer Trough washer Spiral separator Froth floatation Baum jig washer ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A pebble mill Employs flints or ceramic pebbles as the grinding medium Is a ball mill Both B and C Is a tube mill lined with ceramic or other non-metallic liner Employs flints or ceramic pebbles as the grinding medium Is a ball mill Both B and C Is a tube mill lined with ceramic or other non-metallic liner ANSWER DOWNLOAD EXAMIANS APP
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