Mechanical Operations In froth floatation, chemical agent added to cause air adherence is called Activator Frother Modifier Collector Activator Frother Modifier Collector ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Close circuit grinding by a ball mill with air sweeping employs a Classifier Both A & B Neither A nor B Cyclone separator between mill & classifier Classifier Both A & B Neither A nor B Cyclone separator between mill & classifier ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Size reduction does not occur due to compression in case of Rod mills Smooth roll crushers Jaw crushers Gyratory crushers Rod mills Smooth roll crushers Jaw crushers Gyratory crushers ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Filter aid is used to Decrease the pressure drop Act as a support base for the septum Increase the rate of filtration Increase the porosity of the cake Decrease the pressure drop Act as a support base for the septum Increase the rate of filtration Increase the porosity of the cake ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Vibrating screens are used for handling large tonnages of materials. The vibrating motion is imparted to the screening surface by means of Cams or eccentric shafts Electromagnets Either A, B or C Unblanced fly wheels Cams or eccentric shafts Electromagnets Either A, B or C Unblanced fly wheels ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Size reduction of the __________ can be suitably done by ball mills, crushing rolls and rod mills. Basic slags Metalliferrous ores Asbestos & mica Non-metallic ores Basic slags Metalliferrous ores Asbestos & mica Non-metallic ores ANSWER DOWNLOAD EXAMIANS APP
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