Mechanical Operations For a non-spherical particle, the sphericity Is defined as the ratio of surface area of a sphere having the same volume as the particle to the actual surface area of the particle Is the ratio of volume of a sphere having the same surface area as the particle to the actual volume of the particle Is always less than 1 Has the dimension of length Is defined as the ratio of surface area of a sphere having the same volume as the particle to the actual surface area of the particle Is the ratio of volume of a sphere having the same surface area as the particle to the actual volume of the particle Is always less than 1 Has the dimension of length ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations A. __________ mill is a revolving mill divided into two or more sections by perforated partitions in which preliminary grinding takes place at one end and the finishing grinding at the discharge end. Pebble Rod Tube Compartment Pebble Rod Tube Compartment ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Dust laden air can be purified using a Tubular centrifuge Cyclone separator Bag filter Gravity settler Tubular centrifuge Cyclone separator Bag filter Gravity settler ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Ball mill is used for Crushing Attrition Coarse grinding Fine grinding Crushing Attrition Coarse grinding Fine grinding ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In coal washeries, three products namely the valuable product (i.e. clean/washed coal), discarded product (i.e. mineral matter) and an additional concentrated product called __________ is produced. Middling Tailing None of these Concentrate Middling Tailing None of these Concentrate ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For grinding of cereals, grains, spices, pigments, saw dust, cork etc., the most extensively used size reduction equipment is a Buhrstone mill Crushing rolls Ball mill Hammer mill Buhrstone mill Crushing rolls Ball mill Hammer mill ANSWER DOWNLOAD EXAMIANS APP
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