Mechanical Operations Which of the following comes in the category of primary crusher for hard and tough stone? None of these Cone crusher Jaw crusher Gyratory crusher None of these Cone crusher Jaw crusher Gyratory crusher ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The most suitable equipment for the transportation of 200 mesh size particles is a Belt conveyor Pneumatic conveyor Bucket elevator Screw conveyor Belt conveyor Pneumatic conveyor Bucket elevator Screw conveyor ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Crushing of mineral particles is accomplished in a 'cage mill', when one or more alloy steel bars are revolved in opposite directions. It is a type of __________ mill. Impact Vibratory None of these Roll Impact Vibratory None of these Roll ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations The study on washability of coal is done by using the __________ technique. Heavy media separation None of these Elutriation Tabling Heavy media separation None of these Elutriation Tabling ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In continuous filtration (at a constant pressure drop), filtrate flow rate varies inversely as the Square of the viscosity Filtration time only Square root of the velocity Washing time only Square of the viscosity Filtration time only Square root of the velocity Washing time only ANSWER DOWNLOAD EXAMIANS APP
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 Has the dimension of length 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 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 Has the dimension of length 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 ANSWER DOWNLOAD EXAMIANS APP