Mechanical Operations Which of the following terminology is not used for size reduction of materials to fine sizes or powders? Pulverisation Comminution Compression Dispersion Pulverisation Comminution Compression Dispersion ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations __________ mills are termed as disintegrators. Compartment Cage Pebble All of these Compartment Cage Pebble All of these ANSWER DOWNLOAD EXAMIANS APP
Mechanical Operations increasing the capacity of a screen __________ the screen effectiveness. None of these Does not effect Increases Decreases None of these Does not effect Increases Decreases 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
Mechanical Operations The power number for a stirred tank becomes constant at high Reynolds number. In this limit, the variation of power input with impeller rotational speed (N) is proportional to N¹ N° N³ N² N¹ N° N³ N² 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. 0.3 50 0.014 0.007 0.3 50 0.014 0.007 ANSWER DOWNLOAD EXAMIANS APP
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