Discussion :: Mechanical Operations
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Pick out the correct statement.
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A.
Angle of repose is always greater than the angle of slide.
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B.
A hopper is a small bin with a sloping bottom.
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C.
A silo is a short height vessel of very large diameter used for the storage of high volatile matter coal.
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D.
Pine oil is used as a 'modifying agent' (for activating or depressing the adsorption of filming agents) in froth floatation process.
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Answer : Option B
Explanation :
No answer description available for this question.
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