Mechanical Operations Use of baffles in agitators help in minimising the __________ tendency. Swirling Neither A nor B Both A & B Vortexing Swirling Neither A nor B Both A & B Vortexing ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Pulverised coal passing through 200 mesh screen has a diameter of 0.074 mm (74 micron). The same passing through 50 mesh screen will have a dia of __________ mm. 0.014 0.3 50 0.007 0.014 0.3 50 0.007 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Gizzlies are used for separating __________ solids. Fine None of these Any size Coarse Fine None of these Any size Coarse ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Rittinger's number designates the new surface created per unit mechanical energy absorbed by the material being crushed. Larger value of Rittinger's number of a material indicates its Easier grindability None of these High power consumption in grinding Poor grindability Easier grindability None of these High power consumption in grinding Poor grindability ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Sedimentation on commercial scale occurs in Rotary drum filters Cyclones Classifiers Thickeners Rotary drum filters Cyclones Classifiers Thickeners ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations There is practically no alternative/competitor to __________ in the beneficiation treatment of sulphide ores. Froth floatation Jigging Tabling Classification Froth floatation Jigging Tabling Classification ANSWER DOWNLOAD EXAMIANS APP
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