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 0.0184 0.00184 1.84 0.184 0.0184 0.00184 1.84 0.184 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is a batch sedimentation equipment? Dust catcher Dry cyclone separator Filter thickener Rotary sprayer scrubber Dust catcher Dry cyclone separator Filter thickener Rotary sprayer scrubber 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. None of these Tailing Concentrate Middling None of these Tailing Concentrate Middling ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Reduction ratio of crushers is the None of these Ratio of discharge opening to feed opening Determining factor for minimum dia of the feed and the product Ratio of feed opening to discharge opening None of these Ratio of discharge opening to feed opening Determining factor for minimum dia of the feed and the product Ratio of feed opening to discharge opening ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations For a turbine agitated and baffled tank, operating at low Reynold's number (based on impeller diameter), the power number (Np) varies with NRe as Np ∝ 1/NRe Np → constant Np ∝ NRe Np ∝ √NRe Np ∝ 1/NRe Np → constant Np ∝ NRe Np ∝ √NRe ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Grinding efficiency of a ball mill is of the order of __________ percent. 43835 75-80 40-50 90-95 43835 75-80 40-50 90-95 ANSWER DOWNLOAD EXAMIANS APP
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