Mechanical Operations Rod mills employed for grinding Is useful for handling sticky materials Employ steel rods of 2-12 cms diameter extending over full length of the mill All of these Employ a steel shell having L/D ratio of 1.5 to 3.0 Is useful for handling sticky materials Employ steel rods of 2-12 cms diameter extending over full length of the mill All of these Employ a steel shell having L/D ratio of 1.5 to 3.0 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A cottrel precipitator makes use of the __________ for dusty air cleaning. Corrona discharge Alternating current Electric spark None of these Corrona discharge Alternating current Electric spark None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Pebble mills are tumbling mills widely used for grinding in the manufacture of paints & pigments and cosmetic industries, where iron contamination in the product is highly objectionable. Pebbles used in pebble mill are made of Flint or porcelain Stainless steel Bronze Concrete Flint or porcelain Stainless steel Bronze Concrete ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Rittinger's crushing law states that Work required to form a particle of any size is proportional to the square of the surface to volume ratio of the product For a given machine and feed, crushing efficiency is dependent on the size of the feed & product Work required to form a particle of a particular size is proportional to the square root of the surface to volume ratio of the product Work required in crushing is proportional to the new surface created Work required to form a particle of any size is proportional to the square of the surface to volume ratio of the product For a given machine and feed, crushing efficiency is dependent on the size of the feed & product Work required to form a particle of a particular size is proportional to the square root of the surface to volume ratio of the product Work required in crushing is proportional to the new surface created ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ is a cohesive solid. Wheat Wet clay Sand None of these Wheat Wet clay Sand None of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The most suitable equipment for removing the fine dust particle (< 1 micron dia.) from air below its dew point will be a/an Electrostatic precipitator Wet scrubber Bag filter Cyclone separator Electrostatic precipitator Wet scrubber Bag filter Cyclone separator ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS