Mechanical Operations Wet grinding in a revolving mill __________ as compared to dry grinding. Requires more energy Gives less wear on chamber walls Increases capacity Complicates handling of the product Requires more energy Gives less wear on chamber walls Increases capacity Complicates handling of the product ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Rittinger number which designates the new surface prduced per unit of mechanical energy absorbed by the material being crushed, depends on the All of these State or manner of application of the crushing force Elastic constant of the material Ultimate strength of the material All of these State or manner of application of the crushing force Elastic constant of the material Ultimate strength of the material ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Ultra centrifuges are used for the separation of __________ solid particles. Coarse Fine Dissolved Colloidal Coarse Fine Dissolved Colloidal ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is not used as a surface active agent in a flocculation operation? Sodium silicate Quartz Alumina Lime Sodium silicate Quartz Alumina Lime ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations According to Taggart's rule for selecting between a gyratory crusher and a jaw crusher; the later should be used, if the hourly tonnage to be crushed divided by the square of the gape expressed in cm is less than 1.84 0.184 0.0184 0.00184 1.84 0.184 0.0184 0.00184 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations In case of a ball mill, None of these Fine feed requires a larger ball Operating speed should be more than the critical speed Coarse feed requires a larger ball None of these Fine feed requires a larger ball Operating speed should be more than the critical speed Coarse feed requires a larger ball ANSWER DOWNLOAD EXAMIANS APP
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