Chemical Engineering :: Mechanical Operations
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Traces of liquid tar fog present in coke oven gas is separated using
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Close circuit grinding by a ball mill with air sweeping employs a
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Work index is the gross energy (kWh/tonne of feed) necessary to reduce a very large feed to such a size that 80% of product particles will pass through a 0.1 mm screen. The value of work index determined for wet grinding should be multiplied with __________ to get the same for dry grinding.
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Choke crushing (in case of a Jaw crusher) compared to free crushing
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The specific surface of sherical particles is proportional to (where, Dp = diameter of particle).
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Wheat is ground into flour in a
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Gravity stamp mill is meant for the __________ crushing.
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Washability curve based on float and sink test enables an assessment to be made of the possibility of cleaning a coal fraction based on the
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Toothed roll crushers achieve size reduction by
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Pick out the wrong statement:
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