Mechanical Operations Wet grinding in a revolving mill __________ as compared to dry grinding. Gives less wear on chamber walls Complicates handling of the product Requires more energy Increases capacity Gives less wear on chamber walls Complicates handling of the product Requires more energy Increases capacity ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ mill is normally used for grinding of talc. Ring-roll Pebble Compartment Tube Ring-roll Pebble Compartment Tube ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations With increase in drum speed, in a rotary drum filter, the filtration rate Decreases Increases Increases linearly Is not affected Decreases Increases Increases linearly Is not affected ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Filter aids like asbestos, kieselguhr, diatomaceous earth etc. are used to increase the porosity of the final filter cake & reducing the cake resistance during filtration. Filter aid is All of these Precoated on the filter medium prior to filtration Separated from the cake by dissolving solids or by burning it off Added to the feed slurry All of these Precoated on the filter medium prior to filtration Separated from the cake by dissolving solids or by burning it off Added to the feed slurry ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The capacity of a belt conveyor depends upon two factors. If one is the cross-section of the load, the other is the __________ of the belt. Thickness None of these Speed Length Thickness None of these Speed Length ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Kick's law assumes that the energy required for size reduction is proportional to the logarithm of the ratio between the initial and the final diameters. The unit of Kick's constant is KWh/sec. kg Kg/sec KW. sec/kg KWh/kg KWh/sec. kg Kg/sec KW. sec/kg KWh/kg ANSWER DOWNLOAD EXAMIANS APP
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