Mechanical Operations Crushing efficiency of a machine ranges between __________ percent. 0.1 to 2 50 to 70 20 to 25 5 to 10 0.1 to 2 50 to 70 20 to 25 5 to 10 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following comes in the category of primary crusher for hard and tough stone? None of these Gyratory crusher Cone crusher Jaw crusher None of these Gyratory crusher Cone crusher Jaw crusher ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Which of the following is not a non-metalliferous mineral? Fluorspar Quartz Cassiterrite Calcite Fluorspar Quartz Cassiterrite Calcite ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Arrange the following size reduction equipment in the decreasing order of the average particle size produced by each of them. Ball mill, Jaw crusher, Fluid energy mill Fluid energy mill, Ball mill, Jaw crusher Jaw crusher, Ball mill, Fluid energy mill Fluid energy mill, Jaw crusher, Ball mill Ball mill, Jaw crusher, Fluid energy mill Fluid energy mill, Ball mill, Jaw crusher Jaw crusher, Ball mill, Fluid energy mill Fluid energy mill, Jaw crusher, Ball mill ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations What is the critical rotation speed in revolutions per second, for a ball mill of 1.2 m diameter charged with 70 mm dia balls? 0.66 1 2.76 0.5 0.66 1 2.76 0.5 ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations Reduction ratio of crushers is the None of these Determining factor for minimum dia of the feed and the product Ratio of feed opening to discharge opening Ratio of discharge opening to feed opening None of these Determining factor for minimum dia of the feed and the product Ratio of feed opening to discharge opening Ratio of discharge opening to feed opening ANSWER DOWNLOAD EXAMIANS APP
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